Find the surface area
please show work

Find The Surface Area Please Show Work

Answers

Answer 1

Answer:

Step-by-step explanation:

The pentagon faces are made up of five triangle each with 9 ft bases and 6.2 ft heights. And there are five rectangular sides of 9 by 5 feet. So the total surface area is

A=2*5*9*6.2/2+5*9*5

A=279+225

A=504 ft^2

Answer 2

Answer:

Formula: nl(b + h) it is derived as well

504 ft²

Step-by-step explanation:

Each vertical face is a rectangle.

Area of each face = length x breadth = lb

For n-sided polygon, area of vertical faces = n x lb = nlb

For horizontal faces:

Observe: you can actually divide that face in 5 right-angled triangle(two edge point & centre form right angled ∆). [For n-sided, that's n right angled ∆]

For 2 such faces, you have 2 x n times of area of 1 ∆.

Area of 2n∆ = 2n( ½ x h x base(length)) = nhl

Total area = area of horizontal surfaces + area of vertical surfaces

Total area = nlb + nhl = nl(b + h)

Total area = 5*9(5 + 6.2) = 504 ft²


Related Questions

why is it important to know the shape of the base of the pyramid

Answers

Answer:The pyramid had sloping sides so that the dead pharaoh could symbolically climb to the sky and live forever. The pyramid represented the rays of the Sun I hope this helps

Step-by-step explanation:

which expression makes the equation true for all values

Answers

Can u show a picture of the problem

Answer:

Which equation?

Step-by-step explanation:

The weight of one serving of trail mix is 2.5 ounces. How many servings are there in 25 ounces of trail mix?

Answers

10 servings
Explanation: 25/2.5 = 10

Theoretical probability
P(rolling a 2)
P(rolling a 5)

Answers

Answer:

yes indeed..... (wdm? u never finished the question)

Step-by-step explanation:

Answer:

The theocratical probability of rolling a two is 2/6 or 1/3. The theocratical probability of rolling a five is 5/6.

Step-by-step explanation:

Which expression is equivalent to three eighths? (2 points)

a
8 ÷ 3
b
3 ÷ 8
c
8 − 3
d
3 − 8

Answers

Answer:

A

Step-by-step explanation:

Answer:

its A/ 8 divided by 3.

hii please help i’ll give brainliest

Answers

The answer is C I believe:)

PLS I NEED RELLAY NEED HELP RIGHT NOW

Answers

Answer:

40%

Step-by-step explanation:

[tex]\frac{8}{20} = \frac{2}{5}[/tex]

[tex]\frac{2}{5} = 0.40[/tex]

0.40 = 40%

I put the picture attached

Answers

Answer:

120 square inches

Step-by-step explanation:

The measures of the angles of a triangle are shown in the figure below. Solve for x.

Answers

Answer:

ok, so, since the angles in a traingle all sum up to 180°, that would make:

36°+61°+(4x-17)°=180°

We simplify it:

95°+(4x-17)°=180°

Then, we subtract 95° on both sides:

95°+(4x-17)°=180°

-95°               -95°

Then we get:

4x-17°=85

We add 17° on both sides

4x-17°=85

   +17°  +17°

And we get:

4x=102°

Divide 4 on both sides...

4x=102°

➗4 ➗4

Therefor:

X=25.5

Hope this helps, but tell me if i'm wrong, and have a good day!

The measure of two consecutive angles of a parallelogram are in the ration of 7:5. What is the measure of the obtuse angle of the parallelogram.​

Answers

Consecutive angles in a parallelogram are supplementary angles which when added together equal 180 degrees.

The ratio is 7:5 so we would have:

7x + 5x = 180

Simplify:

12x = 180

Divide both sides by 12:

X = 15

So one angle is 7 x 15 = 105 degrees

The other angle is 5 x 15 = 75 degrees

An obtuse angle is an angle greater than 90 degrees.

The obtuse angle would be 105 degrees.

in parallelogram ABCD, the length of BC=3x-1, CD=2x, and AD=x+5. Find the perimeter of ABCD

Answers

Answer:

Step-by-step explanation:

BC=AD

3x-1=x+5

3x-x=5+1

2x=6

x=3

BC=3×3-1=8

CD=2x=2×3=6

perimeter=2(8+6)=2(14)=28

The volume of the cylinder is 84 pi inches squared What can be concluded about the volume of the cone? Check all that apply.
The volume of the cone is One-third the volume of the cylinder.
The volume of the cylinder is 2 times the volume of the cone.
The volume of the cone is less than the volume of the cylinder.
The expression 84 pi over 3 finds the volume of the cone.
The expression 84 pi over 2 finds the volume of the cone.

Answers

The correct statements about the volume of the cone are:

- The volume of the cone is One-third the volume of the cylinder.

- The expression 84 pi over 3 finds the volume of the cone.

- The volume of the cone is less than the volume of the cylinder.

What is the volume of cylinder?

[tex]V=\pi\times r^2\times h[/tex]

where 'r' is the radius of the base of the cylinder and 'h' is height of the cylinder

What is the volume of the cone?[tex]V=\pi\times r^2\times \frac{h}{3}[/tex]

where 'r' is the radius of the base of the cone and 'h' is height of the cone

For given example,

The volume of the cylinder is 84 pi inches cubed.

Let [tex]V_1[/tex] represents the volume of the cylinder.

[tex]V_1=84~~cu.in.[/tex]

Using the formula of the volume of the cylinder,

[tex]V_1=\pi\times r^2\times h[/tex]

where 'r' is the radius of the base of the cylinder and 'h' is height of the cylinder

Let [tex]V_2[/tex] be the volume of the cone.

Assume that the base radius 'r' and height 'h' of the cone and the cylinder are equal.

Using the formula of the volume of the cone,

[tex]\Rightarrow V_2=\pi\times r^2\times \frac{h}{3}\\\\\Rightarrow V_2=\frac{1}{3}\times( \pi\times r^2\times h) \\\\\Rightarrow V_2=\frac{1}{3}\times V_1[/tex]

This means, the volume of the cone is One-third the volume of the cylinder.

[tex]\Rightarrow V2=\frac{1}{3}\times 84[/tex]

This means, the expression 84 pi over 3 finds the volume of the cone.

[tex]\Rightarrow V_2=28~~cu.in.\pi \\\\\Rightarrow V_2 < V_1[/tex]

This means, the volume of the cone is less than the volume of the cylinder.

Therefore, the correct statements about the volume of the cone are:

- The volume of the cone is One-third the volume of the cylinder.

- The expression 84 pi over 3 finds the volume of the cone.

- The volume of the cone is less than the volume of the cylinder.

Learn more about the volume of the cylinder and the volume of the cone here:

https://brainly.com/question/16007458

#SPJ2

What is the green dashed line called?

Answers

Answer:

The line (or "axis") of symmetry is the y-axis, also known as the line x = 0. This line is marked green in the picture. The graph is said to be "symmetric about the y-axis", and this line of symmetry is also called the "axis of symmetry" for the parabola.

The equation of the function g(x), after the translation, is given as follows: g(x) = (x + 2)² + 4.

What is a translation?

A translation happens when either a figure or a function are moved horizontally or vertically.

The four translation rules for functions are given as follows:

Left a units: f(x + a).

Right a units: f(x - a).

Up a units: f(x) + a.

Down a units: f(x) - a.

The parent function for this problem is given as follows:

f(x) = x².

For this problem, the parent function was moved:

2 units left, hence g(x) = f(x + 2).

4 units up, hence g(x) = f(x + 2) + 4.

Hence the function g(x) is defined as follows:

g(x) = (x + 2)² + 4.

More can be learned about translation at brainly.com/question/29209050

#SPJ2

complete question:

G(x)

15

-10

5

The quadratic function. f(x) = x², is the solid orange line. What is the equation

of g(x), the green dashed line?

Write an equation in slope-intercept form for a line with a slope of -2 that goes through the point (-5,6). show steps?

Answers

Answer:

y=-2x-4

Step-by-step explanation:

y-y1=m(x-x1)

y-6=-2(x-(-5))

y-6=-2(x+5)

y=-2x-10+6

y=-2x-4

A group of friends were working on a student film that had a budget of $1200. They spent all their budget on costumes and equipment. They used 33% of their budget on equipment. How much money did they spend on costumes?

Answers

Answer:

$804

Step-by-step explanation:

33%=0.33----Covert the percentage as a decimal.

0.33*1200=396----Multiply the decimal by the price of budget. This is the cost of equipment.

$1200-$396=$804----Subtract the cost of equipment ($396) by the cost of budget($1200). You get $804!

Hope this helped.

Answer:

804

Step-by-step explanation:

what the other person said

The area of a circle is 3.14 square yards. What is the circle's diameter?​

Answers

Answer:

d≈2yd

Step-by-step explanation:

Answer:

d≈2yd

Step-by-step explanation:

Find the area. Simplify your answer.
x+1
2x

Answers

Answer:

[tex]A = x^{2} + x[/tex]

Step-by-step explanation:

Area of a triangle = bh/2

Your base is 2x and the height is x + 1

So, A = (2x)(x + 1)/2

        A = [tex]x^{2} + x[/tex]

The sum of 3 consecutive integers is 45. What is the product of the 1st and 3rd number.

Answers

Step-by-step explanation:

Let the required integers be x,x+1,x+2.

Therefore,

x+x+1+x+2=45

3x+3=45

3x=42

x=14

Hence, the required integers are 14,15,16.

Please I need help I’m sorry for bothering

Answers

Answer:

A

Step-by-step explanation:

Answer:

A

Explanation:

Since you are adding the numbers in the parenthesis, it doesn’t matter which order they go in, the answer won’t change.

- Find the perimeter of the figure.
R(3,4)
S(-8,1)
T(1,-2)

Answers

i think its 8.2 im not sure

Can anyone help me with this question please ?
I’ll mark you as a brainliest

Answers

B is the answer i beleive

Its all in the picture-

Answers

62%
................................

Some one pls help need soon

Answers

Answer:

1. [tex]-3x^{2} +6x+4[/tex]

2. [tex]3x^{2} -19x-14[/tex]

Step-by-step explanation:

1. Just subtract them. (To subtract easier, ignore the variables and subtract regularly. When you're done go back and put the variables back in)

2. Foil

[tex](3x +2)(x-7)[/tex]

[tex]3x^{2} -21x+2x-14\\3x^{2} -19x-14[/tex]

What is the area of the shaded triangle

Answers

84 is the answer . All you have to do is add

PLEASE HELP ME- In the diagram below,

Answers

Answer:

Step-by-step explanation:

Write an expression using variables and/or numbers for the statement. Omaya picked x amount of apples, took a break, and then picked v more. Write the expression that models the total number of apples Omaya picked.

Answers

Answer:

x+v

Step-by-step explanation:

brainlest?

Use the figure.

diameter is 10m

A circle has a diameter labeled ten meters.
Find the circumference. Round your answer to the nearest hundredth. Use 3.14 for π

Answers

Answer:

FOR ALL MY POINTS write an argumentative essay on why dog parks are "helpful or harmful"

READ PROMPT

Step-by-step explanation:

Answer:

Formula for the circumference of a circle =2pir

Since the diameter is 10m the radius is half of that which is 5m.

2×3.14×5=31.4m

Step-by-step explanation:

I hope this helps.Have a great day♡

A board with 86cm in length must be cut so that one piece is 20cm longer than the other piece .find the length of each piece​

Answers

Answer:

33cm ; 53 cm

Step-by-step explanation:

Let the length of one piece = x cm

Length of the other piece = (x + 20) cm

x + ( x+ 20) = 86 cm

x + x + 20  = 86

     2x + 20 = 86

              2x = 86- 20

             2x = 66

               x = 66/2

                x = 33 cm

Length of the longer piece = x + 20 = 33 +20 = 53 cm

Which fraction is equivalent to
-(7/8)?

Answers

Answer:

35/40

I think that’s what you mean? Hope this helped

Step-by-step explanation:

A pounds of apples and b pounds of plums were packed into n boxes. How many pounds of fruit are there in each box?

Answers

Answer:

(a + b) / n

Step-by-step explanation:

Pounds of apple in box = a

Pounds of plum in box = b

Number of boxes used in packing = n

The amount fruit in pounds that are in each box :

Total pound of fruits / number of boxes used

Total pounds of fruit = a + b

Number of boxes used = n

Hence, we have ;

(a + b) / n

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