Mathematics High School

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Answers

Answer 1

Answer: 118 degrees

Step-by-step explanation:

Angles in a triangle add up to 180 degrees.

So...

180 - (42+20) = 118 degrees

Answer 2

Answer:

given,

angles of triangle= 42°, 20° , x(let)

we know,

The sum of interior angles of triangle is 180°

so,

42°+20°+x=180°

62°+x=180°

X=180°-62°

X= 118°

Hence,the other angle is 118°

Related Questions

From an angle of depression of 61 degrees, John
watches his friend approach his building while standing
on the rooftop. The rooftop is 17 m from the ground,
and John's eye level is at about 2m from the ground.
What is the distance between John's friend and the
building?
10.6
34.3
5.5
10.5

Answers

Answer:

10.53

Step-by-step explanation:

Given :

Height of building = 17m

John's eye level = 2 m

Total height (including eye level) = 17+2 = 19m

Angle of depression, θ = 61°

Let distance between John's friend and building = d

Using trigonometry :

Tan θ = opposite / Adjacent

Tan 61° = 19 / d

1.8040477 = 19 / d

d = 19 / 1.8040477

d = 10.53

help me please i’ll mark brainlist and double the points !

Answers

Answer:

24

Step-by-step explanation:

A^2+b^2=c^2

In this case C^2 is solved and we have to solve for the remaining leg.

7^2+b^2=25^2

49+b^2=625

625-49=576

sqrt 576 = 24

The height is 24

What is the volume of a hemisphere with a radius of 8.8 cm, rounded to the nearest
tenth of a cubic centimeter?

Answers

Answer:

1426.5 cm3

Step-by-step explanation:

okkkk assuming pi is 3.14, you use the formula 'volume of a hemisphere is 1/2x4/3xpi r3' use that formula!! and without pi the answer would be 255.6 pi cm3

Answer:1427.3 cm3

Step-by-step explanation:

The variable r represents a value in the set (4,6,7,8). Which value of r makes 2(r-4) + 3=7 a true statement?

Answers

Answer:

r = 6

Step-by-step explanation:

2(r-4) + 3=7 becomes 2(r-4) + 3=7 if we subtract 3 from both sides:

2(r-4) = 4

Then r - 4 = 2, and r is 6.

hello please help prize is brainliest

Answers

Answer:

1.) Four

2.) Six

3.) Three

Step-by-step explanation:

Can i get brainliest im one away from becoming an expert

Help will give brainliest

Answers

Answer is 15
32-17=15
I think that’s right if we are going by the outliers

Sadi had $5. She spent $3 on school supplies. She wants to exchange the money she has left for quarters for the vending machine. How many quarters will she get?

Answers

Answer:

8

Step-by-step explanation:

one quarter is 25 cents or 1/4 of a dollar therefore 4 quarters = 1 dollar

there are 2 dollars left over because 5-3= 2, so since there are 4 quarters in each dollar she has 8 quarters.

Answer:

8 quarters

Step-by-step explanation:

1 dollar is 25 cents

25 is one fourth of a dollar

X^2 + 8x +19=0. Find a equivalent equation Solve by completing the square

Answers

Answer:

theres no real answers

Step-by-step explanation:

...........

...........

where dose this number go on the number line?

Answers

it would go after four as it equates to about 4.2

Answer:

in between 4.1 and 4.3

Step-by-step explanation:

[tex]what is the square root of 18[/tex]

Answers

Answer:

sqrt(18) = 4.24264069

If 1 Candy (Dulce) plus 1 Candy (Dulce) is 2. What is 1 Candy (Dulce) times 2 candy's (Dulces)?
Pls anwser,I rlly need this for my 2nd grade homework, Thx! :}​

Answers

1 x 2 = 2

Good luck with your homework

Answer:

2

Step-by-step explanation:

If 1+1=2

2x1=2

Because if you add 1 two times, it is the same as multiplying 1x2

So, your answer is 2.

Please help me! Will give brainilest!

Answers

I don’t really know sorry.

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HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

Answers

I think it’s C!!!
Since s+s+3s+3s=8s
And -4-4=8
Its C ✋ i has to take that too

the following image is a trapazoid.if XW is congruent YZ and measaure of m = 72 degrees. calculate the measure of X

Answers

Answer:

opposite angle of trapezoid is supplementary

<Z+<X=180°

<X=180°-72°

<x=108°

is your answer

The required value of the measure of the angle x is 108°. Option A is correct.


The following image is a trapezoid. if XW is congruent to YZ and measure of m = 72 degrees. calculate the measure of X is to be determined.

What is angle?

The angle can be defined as the one line inclined over another line.

What is a trapezoid shape?

A trapezoid is defined as a quadrilateral with one couple of opposite sides parallel. the sum of the opposite angles is 180. Only one pair of opposite sides should be parallel not all the sides if all sides are parallel then the shape became a rectangle or rhombus.



Since the sum of the opposite angles in trapezoids is 180°
so,
x + 72° = 180°
x = 180° - 72°
x = 108°

Thus, the required value of the measure of the angle x is 108°.

Learn more about Angles here:
https://brainly.com/question/13954458

#SPJ2


A certain map scale in which 1/2 inch on the map represents an actual distance of 10 miles. A distance of x miles is represented by how many inches on this map?

Answers

Answer:

20x

Step-by-step explanation:

A certain map scale in which 1/2 inch on the map represents an actual distance of 10 miles. A distance of x miles is represented by how many inches on this map?

From the above question:

1/2 inch = 10 miles

x inches = m

Cross Multiply

1/2m = 10x

m = 10x ÷ 1/2

m = 10x × 2

m = 20x

0.5 ft
0.4 ft
0.8 ft
Area of base =

Answers

Answer:

it may can be 0.16 ft

Step-by-step explanation:

0.5 x 0.4 = 0.2

0.8 x 0.2 = 0.16

the area could be 0.16 feet

The grocery store has 19.2 pounds of rice. If the rice is divided equally into 8 bags, how many pounds of rice will be in each bag?

Answers

Answer:

2.4 pounds

Step-by-step explanation:

19.2 pounds÷ 8 bags= 2.4 pounds per bag

What are some sources of new mathematical symbols that have been widely used?

Answers

the sum of three cubes

Find the lateral area of the cone to the nearest whole
number.

Answers

Answer:

lateral area = pi x radius x slant height

slant height = 40^2 + 30^2 = 1600 + 900= [tex]\sqrt{2500}[/tex] = 50

3.14 x 30 x 50 = 4710m^3

Hope that answers your question

Don't hesitate to leave a comment if you are confused about something

Step-by-step explanation:

I will give brainiest

Answers

Answer:

I think it's 6,800 in3 I don't know perfectly whether it is correct answer or not

which can't be lenght side of triangle

Answers

Answer:

C. sides of 3, 4 and 7

can't form a triangle.

the longest side (7) must be shorter than the sum of the other 2 sides.

Step-by-step explanation:

Can someone please help me!

Answers

Answer:

Answer :-

Option D :- (180 - 2x)°

Hope it helped :)

A candy bar in the shape of a triangular prism has a length of 11 inches. The area of the base of the candy is 1.5 square inches. What is the volume of the candy in cubic inches?

Answers

Answer:

6.5

Step-by-step explanation:

What is the total percent of a pie or circle graph

Answers

Answer:

100%

Step-by-step explanation:

A circle has a radius of 6 feet. Calculate the area of the
sector formed by a central 30° angle

Answers

Answer:

The area of the sector is 9.43 ft^2

Step-by-step explanation:

Here, we want to find the area of the sector with a central angle of 30 degrees

To do this, we use the formula below;

Area of sector = theta/360 * pi * r^2

theta = central angle = 30 degrees

r = radius = 6 ft

Thus, we have it that;

Area of sector = 30/360 * pi * 6^2

= 30/10 * pi = 3 * 3.142 = 9.43 ft^2

ASAP

AND HOW DID YOU GET THE ANSWER

Answers

B as a complementary means that the angles add up to 90 degrees but angles on a straight line add up to 180 degrees, as none of the angles are both smaller than a right angle nor bigger they cannot both be obtuse or acute

Hope this helps :)

In \triangle UVW,△UVW, \overline{VW}\cong \overline{UV}
VW
≅
UV
and \text{m}\angle V = 71^{\circ}.m∠V=71
∘
. Find \text{m}\angle U.m∠U.

Answers

Answer:

m∠U = 54.5°

Step-by-step explanation:

ΔUVW is an isosceles triangle.  The angles opposite UV and VW are congruent.

That means m∠U = m∠W

Since the measures of the angles of a triangle have a sum of 180, then

m∠U + m∠W + m∠V = 180

m∠U + m∠U + 71 = 180

2 m∠U = 109

m∠U = 54.5°

put these fractions from least to greatest please!! 2/3 7/12 17/24 3/4

Answers

Answer:

7/12 < 2/3 < 17/24 < 3/4

Step-by-step explanation:

least to greatest

Multiple of 30 degrees

Answers

Answer:

69

Step-by-step explanation:

Answer:

Step-by-step explanation:

Incomplete question!

But here are some "multiples of 30 degrees:"

60, 90, 120, 180, 150, and so on.  Start with "30 degrees" and multiply that by various positive integers:  2, 3, 4, 6, 5, and so on, to obtain "multiples of 30 degrees."

Which option can be modeled by a linear function?

O Adding $2 to a piggy bank each week.

O Lemonade stand profits doubling every week.

O Losing 2% body fat each week.

O Increasing your running speed by 2% each week.

Answers

Answer:

adding $2 to a piggy bank each week

Step-by-step explanation:

just took that checkpoint

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