Answer:
perimeter = 19.42 ft
Step-by-step explanation:
perimeter of semi circle = 6π/2 = 9.42
perimeter of cone = 5 + 5 = 10
10 + 9.42 = 19.42 ft
The outer perimeter of the semicircle will be 9.42 feet.
What is a circle?It is the centre of an equidistant point drawn from the centre. The radius of a circle is the distance between the centre and the circumference.
The radius of the semicircle is 3 feet.
Then the outer perimeter of the semicircle will be
Perimeter = πr
Perimeter = π x 3
Perimeter = 9.42 feet
More about the circle link is given below.
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OMG please help I have to get this done on it for about 2 hours. Answer Fast pls
Answer:
angle 1 and angle 6
Step-by-step explanation:
I did math
3 5. The cost of a reserved seat is 1 3/4 times the cost of general admission. If a reserved seat is $14, what is the price of general admission.
$14 / 1.75 = $8
General admission is $8
What if i click on the edmentum tutorial but don't do it? Can they see that too??
Simplify the following expression:
(66)4
Step-by-step explanation:
Given
[tex]( {6}^{6})^{4} \\ = {6}^{6 \times 4} \\ = {6}^{24} \\ = 4.7383813e18[/tex]
Which equation can be used to find the area of the composite figure pictured below?
7 m
8 m
15 m
: A = 24 (8) + (15 x 7)
= A= 8 (15) + (15 x 7) + }(9 x 8) = A= 8 (15) + 15 (7) +9 (8)
: A = 15 (15) + (9 x 8)
Answer:
A.
Step-by-step explanation:
The figure is made up of a rectangle and two triangles.
The dimensions of the 3 polygons are:
Rectangle: 8 m by 15 m
Triangle 1: 15 m base and 7 m height
Triangle 2: 9 m base and 8 m height
Total area =
= [8(15) + 15(7)/2 + 9(8)/2] m^2
Answer: A.
Take y=1/x^2. Stretch it by a factor of 5, shift it 4 units to the right and 7 units down. What is the new function?
Write each number in standard form.
7.3 × 10 -2
Answer:
10^-9
Step-by-step explanation:
What is the length of PR?
B
175"
75
5
55°
A
X
Answer:
C. 6
Step-by-step explanation:
Cone a and cone b both have a height of 5 in. The volume of cone a is 20.9cubic in, the volume of cone b is 4 times the volume of cone a, about how many times longwr is the diameter of cone b than the diameter of cone a?
Answer: two times
Step-by-step explanation:
Given
height of cone A and B [tex]h_a=h_b=5\ in.[/tex]
The volume of cone A [tex]V_a=20.9\ in.^3[/tex]
The volume of cone B is 4 times of cone A
the volume of a cone is [tex]\frac{1}{3}\pi r^2h[/tex]
The volume of cone A
[tex]V_a=\dfrac{1}{3}\pi r_a^2h_a=20.9\quad \ldots(i)[/tex]
The volume of cone B
[tex]V_b=\dfrac{1}{3}\pi r_b^2h_b=4\times 20.9\quad \ldots(ii)[/tex]
divide (i) and (ii) we get
[tex]\Rightarrow \dfrac{r_a^2}{r_b^2}=\dfrac{1}{4}\\\Rightarrow \dfrac{r_a}{r_b}=\sqrt{\dfrac{1}{4}}=\dfrac{1}{2}\\\Rightarrow \dfrac{d_a}{d_b}=\dfrac{1}{2}\\\Rightarrow d_b=2d_a[/tex]
thus, diameter of cone B is twice the diameter of A
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A company sells widgets. The amount of profit, y, made by the company, is related to
the selling price of each widget, x, by the given equation. Using this equation, find out
the maximum amount of profit the company can make, to the nearest dollar.
y = -122? + 7182 - 5419
Answers
Suhmit Answer
a
W
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10th GRADE
GEOMETRY
PLEASE HELP
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Anatasia makes $12 an hour babysitting. How many hours would she need to babysit to make enough money to buy AirPods for $130? please answer asap!
Answer: 11 hours.
Step-by-step explanation:
To find how many hours Anatasia needs to work to buy AirPods for $130 simply divide 130/12 which is equal to about 11 hours.
Answer: 11
Step-by-step explanation:
130 divided by 12 is 10.8333333333. She needs to work at least 11 hours to buy the airpods
help me find the answer, please!
Answer:
7/10
Step-by-step explanation:
Answer:
7/10
Step-by-step explanation:
Hey There!
there are a total of 10 balls and only 3 out of the ten are pink
so the probability of them picking a pink one is 3/10 and the probability of them not picking a pink one is 7/10
Functions A function is defined by the equation f(x) = 2x - 5
AA, SSS, SAS, or not similar??
Answer:
C
Step-by-step explanation:
This is showing Side Angle Side congruency because first of all where the triangles connect shows vertical angles meaning that they are congruent
Second of all the triangle are similar because or proportions
[tex]\frac{9}{6} =1..5\\\frac{6}{4} =1.5[/tex]
they are both showing proportions of 1.5 therefore the sides are similar
Please help! Will give brainliest.
Answer:
2 (B)
Step-by-step explanation:
Area of circle formula= pi r^2
Radius of circle= diameter / 2
radius= 6
3.14x6^2 = about 113.04
Volume= base x height
So, height = volume/base
226/113.04 = 2
Answer= B. 2
Find the values of a and b so that the solution of the linear system is (-9,1).
ax + by = -31
ax – by = -41
Answer:
Step-by-step explanation:
we can write -9 instead of x and y=1 instead of 1
so we write solution again
-9a+1b=-31
-9a-1b=-41
-18a=-72
a=4
we should write 4 instead of a
-9(4)+1b=-31
-36+b=-31
b=5
a=4
Based on her recipe, Elena knows that 8 servings of
granola have 1,600 calories.
1. If she eats 6 servings of granola, how many calories
does she eat?
2. If she wants to eat 300 calories of granola, how many
servings should she eat?
3. Write an equation to represent the relationship
between the number of calories and the number of
servings of granola.
Answer:
1. 1200
2. 1.5 servings
3. 1 serving= 200 calories.
Step-by-step explanation: 1600 divided by 8 is 200.
Pancho built a cabinet shaped like a rectangular prism. The length of the base is 6 inches, and the width is 70 inches. What is the area of the base of the cabinet in square inches?
Answer:
420in^2
Step-by-step explanation:
Given data
Length of base= 6 in
Widht of base= 70 in
We know that area= Length*Width
substitute
Area= 6*70
Area= 420 in^2
Hence the area of the base is 420in^2
Find the measure of the indicated arc or angle. Assume that all lines that appear to be diameters are diameters.
Answer:
Step-by-step explanation:
arc DE=360-(114+100)=360-214=146°
∠DCE=1/2×146=73°
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Answer:
18
Step-by-step explanation:
Let the unknown number be = x
Then,
x + 16 = 34
=> x = 34 - 16
=> x = 18 (Ans)
Help me with this I don’t understand.
please answer this question.
Answer:
C
Step-by-step explanation:
Please give thanks
help please I'm not great at these
Answer:
y= -7
Step-by-step explanation:
There's no need to include x as the y-value will always be -7, but if your question requires it then you could say something like y=(x-x)-7
Consider the graph of the line.
Using the rise/run method, the slope of the line is?
-2/3
2/3
3/2
-3/2
Answer:
-2/3
Step-by-step explanation:
Slope = rise (change in y) / run (change in x)
Comparing left to right, the point "ran" 3 and "rose" -2.
Answer:
Step-by-step explanation:
m = - [tex]\frac{2}{3}[/tex]
What is the product when you multiply (x2 + 2x - 5) and (x + 3) please answer asap
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Answer:
1, 3, and 4 which means 2 is the answer.
Step-by-step explanation:
Answer:
the first option (3 units to the right of 0)
Step-by-step explanation:
-3 on a number line is 3 units behind 0, which is to the left
3.01 = [-2.8 - (-4.7)] + e
Answer:
This expression is false
Step-by-step explanation:
At the end of our work, we get:
3.01 = 4.61828182
This is false.
Which of these systems of equations has no solution? A 3a−5b=12 4a−9b=14 B 3a−5b=14 4a−9b=14 C 4a−9b=12 4a−9b=12 D 4a−9b=12 4a−9b=14
Answer:
Step-by-step explanation:
A
Help plsssssssss ....
Tan is the right answer
hope it helps you ❣❣
Mark me as brainliestAnswer:
tan
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan23° = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{b}{4.5}[/tex] ( multiply both sides by 4.5 )
4.5 × tan23° = b , then
b ≈ 1.9 ( to 1 dec. place )