In triangle ABC, ∠A=120°, a=3, and b=2. Find angle ∠C to the nearest degree.

Answers

Answer 1

Answer:

Step-by-step explanation:

Use Law of Sines to find ∠B.

∠B = arcsin(b·sinA/a) ≅ 35°

∠C = 180°-∠A-∠B = 25°


Related Questions

PLZ HELP
which of the following is true

2 + 21 =27
2 + 21 = 32
2 + 21 = 23

Answers

The third one is correct
The answer is the third one

100 POINTS AND BRAINLIEST !!!!! (I need the answer ASAP) A school is planning to construct two rectangular play areas in the playground.

The length of play area A must be 1 foot longer than four times its width. The width of play area B must be 2 feet longer than the width of play area A, and the length must be 2 feet longer than three times its own width. In addition, the areas of the two play areas must be equal.

Write a system of equations to represent this situation, where y is the area of the play areas and x is the width of play area A. Which statement describes the number and viability of the system’s solutions?

A.
The system has two solutions, and both are viable because they result in positive widths.
B.
The system has only one solution, but it is not viable because it results in a negative width.
C.
The system has two solutions, but only one is viable because the other results in a negative width.
D.
The system has only one solution, and it is viable because it results in a positive width.

Answers

Answer:

D.

Step-by-step explanation:

I'ts just reading the question over and over.

Answer:

The Answer is C

Step-by-step explanation:

I blessed you all and just guessed on the test on Plato/Edmentum and this was the right answer.

Which expression is equivalent to 4 (x + 2)?
6 x
4 (x) + 4 (2)
4 (x) + 4
8x

Answers

The answer is b - 4(x) + 4(2)
The answer is B , 4 (x) + 4 (2).

show your work (?) please

Answers

2013
Because you move the decimal three places to the right.
OR.
2.013 x 1,000

I need help ASAP will mark the brainliest

Answers

Answer: 7,3

Step-by-step explanation: do the x line the y line (not the best explanation)

Answer:

16,7

Step-by-step explanation:

The answer is 16,7 because y value will go up 3 since the JKLM is the same and x value will go right 10.

Y+3, x+10

Hope this help!

Find the interior height of the pyramid. Round to the nearest tenths if necessary.

Answers

Answer: 6 in

Step-by-step explanation:

[tex]a^{2}= c^{2} - b^{2}[/tex]

[tex]a=\sqrt{10^{2}-8^{2} }[/tex]

a=6 in

17. The base of a 30-foot ladder is placed 11 feet from the building. How
high up the building does the ladder reach, to the nearest foot? *

Answers

We would use the Pythagorean thrm

a=11 b=height of building c=30

11^2+b^2=30^2
121+b^2=900
b^2=779 *square root both sides*
b=28 feet

On a certain day, the temperature outside dropped 5 degrees every hour for 4 hours. How much has it dropped after the 4 hours?

Answers

20 degrees.

4 x 5 = 20

Answer:

OKay i did not get it but it should be 96 hours

Step-by-step explanation:

how do i find r in a geometric sequence of (243, 81, 27)? also how do i find the explicit formula for this?

Answers

Answer:

Step-by-step explanation:

The initial term is 243. Since it is a geometric sequence, each term is r times the preceding term.

r = 81/243 = ⅓

nth term = a₁rⁿ⁻¹ = 243(⅓)ⁿ⁻¹

7-100 Lavanne is not convinced that his measurements from Problem 7-99 are correct. He
decides to calculate the distance again between towns A and C using a different method to
verify his results. This time, he drives a stake in the ground at Point D, which is 800 feet from
town A and 694 feet from town C. He also determines that m 2D = 68º. Using these
measurements. how wide is the lake between points A and C?
D

Answers

WOAH that’s a lot 367

PLEASEEEEE I NEED HELPPPPP !!!!!!!

Answers

(Volume for a rectangular shape is length x width x height)

We can split up this 3D composite figure into two main parts (as shown in the picture I attached), and find each part’s volume before adding them together for the total volume.

Cube —> 5x5x5 —> 25x5 = 125 in^3

Rectangular Prism —> 20x5x5 —> 100x5 = 500 in^3

125 + 500 = 625

So the answer is A. 625 in^3

Hope this helped! If I was correct, I’d appreciate it if you marked my answer as Brainliest.

6 foot tall man has a 9 foot shadow at the same time a tree standing next to him as a 30 foot shadow how tall is the tree?

Answers

27 feet? Or 20?
I did 9-7= 3 so 30-3=27
If not 9/7=1.5 so 30/1.5=20

?

The tree is 20 feet tall if the 6-foot tall man has a 9-foot shadow at the same time a tree standing next to him as a 30-foot shadow.

What is a right-angle triangle?

It is a triangle in which one of the angles is 90 degrees and the other two are sharp angles. The sides of a right-angled triangle are known as the hypotenuse, perpendicular, and base.

From the right angle triangle,

The ratio of the man height and his shadow is equal to the tree height(h) and its shadow.

6/9 = h/30

h = 20 feet

Thus, the tree is 20 feet tall if the 6-foot tall man has a 9-foot shadow at the same time a tree standing next to him as a 30-foot shadow.

Learn more about the right angle triangle here:

brainly.com/question/3770177

#SPJ2

Please confirm my answer

Answers

Yes your answer is correct
the slope would be 0
y-int: (0, -8)

What is the area of the following circle?
Either enter an exact answer in terms of or use 3.14 fort and enter your answer as a decimal.
MA
As
d=8
MY
Co
MY
units

Answers

Answer:

[tex]A=50.24\ \text{unit}^2[/tex]

Step-by-step explanation:

Given that,

The diameter of the circle, d = 8 unit

Radius, r = 4 units

We need to find the area of the circle. The formula for the area of a circle is given by :

[tex]A=\pi r^2\\\\A=3.14\times 4^2\\A=50.24\ \text{unit}^2[/tex]

So, the area of the circle is equal to [tex]50.24\ \text{unit}^2[/tex].

the net of a retangular prism is shown below. The surface area of each face is labeled. 12 square centimeters, 12 square centimeters, 18 square centimeters, 18 square centimeters, 24 square centimeters, and 24 square centimeters. which values represent the dimentions, in centimeters, of the retangular prism?



HELP QUICKLY PLEASE

Answers

Answer:

76

Step-by-step explanation:

Each of the 20 students in Mr. Anderson's
class flipped a coin ten times and recorded
how many times it landed on tails. How
many tails would a student expect to see
out of ten tosses?

Answers

Answer:

5.

Step-by-step explanation: Because when you flip a coin it has 2 sides, a 50/50 to get heads or tails. But theoretically it could be infinitely any combination. Though 5 tails would be the best choice.

Solve.
10x^2 - 6 = 9x

Answers

Answer:

B

Step-by-step explanation:

use quadratic formula:  (-b ±√b²-4ac) ÷ 2a

a = 10,  b = -9,  c = -6

What is the sector area of a sector created
by circle with a radius of 2 m and a 140°
central angle.

Answers

Answer:

Area of sector = 4.88 m ²

Step-by-step explanation:

Given:

Angle = 140°

Radius = 2 m

Find:

Area of sector

Computation:

Area of sector = [θ/360][πr²]

Area of sector = [140/360][(22/7)(2)²]

Area of sector = 4.88 m ²

200% of what number is 66?

Answers

Answer:

33

Step-by-step explanation:

Because 66 is 200% just divide that by 2. Then 33 would be 100%

The side lengths of the following right triangle 15,20 and 25, as shown below. The altitude from the right angle splits the hypotenuse into line segments of length x and y. Solve for h,x, and y.

Answers

Answer:

[tex]h = 12[/tex]

[tex]x = 9[/tex]

[tex]y= 16[/tex]

Step-by-step explanation:

Given

The attached triangle

Required

Find h, x and y

Let the base of the triangle be 15.

So, the area is:

[tex]A = \frac{1}{2} * 15 * 20[/tex]

[tex]i.e\ height = 20[/tex]

[tex]A = \frac{1}{2} * 300[/tex]

[tex]A = 150[/tex]

Let the base of the triangle be 25.

So, the area is:

[tex]A = \frac{1}{2} * 25 * h[/tex]

[tex]i.e\ height = h[/tex]

[tex]A = \frac{1}{2} * 25h[/tex]

Substitute [tex]A = 150[/tex]

[tex]\frac{1}{2}*25h = 150[/tex]

Solve for h

[tex]h = \frac{150 *2}{25}[/tex]

[tex]h = 6 *2[/tex]

[tex]h = 12[/tex]

Considering the smallest triangle

[tex]Hypotenuse = 15[/tex]

So:

[tex]15^2 = h^2 + x^2[/tex]

[tex]15^2 = 12^2 + x^2[/tex]

This gives:

[tex]15^2 - 12^2 = x^2[/tex]

[tex]81 = x^2[/tex]

Take square roots

[tex]9 =x[/tex]

[tex]x = 9[/tex]

Solving for y

[tex]x + y = 25[/tex]

[tex]y= 25 - x[/tex]

[tex]y= 25 - 9[/tex]

[tex]y= 16[/tex]

The U.S. Postal Service is to deliver a letter to a certain postal ZIP 4 code. Find the probability that the ZIP 4 code is correct if the sender (a) randomly chooses the code, (b) knows the five-digit code but must randomly choose the last four digits, and (c) knows the five-digit code and the first two digits of the plus 4 code.

Answers

Answer:

State City ZIP Code(s)

Arizona (AZ) Phoenix 85001 thru 85055

Arkansas (AR) Little Rock 72201 thru 72217

California (CA) Sacramento Los Angeles Beverly Hills 94203 thru 94209 90001 thru 90089 90209 thru 90213

Colorado (CO) Denver 80201 thru 80239

Step-by-step explanation:

Hope This Helps!!!!!!!

A flying disc has a radius of 10 inches. What is the area of one side of the flying disc to the nearest square inch? Use 3.14
as an approximation for .

Answers

The area of the disk is approximately 314 inches

Area and Perimeter Study Island

Answers

Answer:

C. 48

Step-by-step explanation:

since it's the perimeter is 112 and the width is 8 ft you add 8 + 8 which is 16 and then you subtract it by 112 which gives you 96 then you divide 96 / 2 which gives you the answer of 48

In ANOP, the measure of ZP=90°, NO = 83 feet, and OP = 49 feet. Find the measure of 20 to the nearest tenth of a degree.​

Answers

Answer: 53.8

Step-by-step explanation:

Please answer ASAP this is due tomorrow

Answers

I found this answer online for the same question so i suppose this is it

Points (−3, 5) and (3, 5) on the coordinate grid below show the positions of two players on a tennis court:

Which statement best describes the relationship between the positions of the two players? (4 points)

Select one:
a. Player 2's position is Player 1's position reflected across the y-axis; only the signs of the y-coordinates of Player 1 and Player 2 are different.
b. Player 2's position is Player 1's position reflected across the x-axis; only the signs of the x-coordinates of Player 1 and Player 2 are different.
c. Player 2's position is Player 1's position reflected across the x-axis; only the signs of the y-coordinates of Player 1 and Player 2 are different.
d. Player 2's position is Player 1's position reflected across the y-axis; only the signs of the x-coordinates of Player 1 and Player 2 are different.

Answers

Answer:

B

Step-by-step explanation:

1. Plot the points on a graph (reflected across x-axis)

A pyramid has a rectangular base that is 5 cm wide and 9 cm long. The height of the pyramid is 10 cm.
10 cm
5 cm
9 cm
What is the volume of the pyramid?

Answers

Answer:  450 cm

Step-by-step explanation:

10 x 9 = 90 x 5 = 450

Find the volume of the figure. Round to the tenths if necessary

Answers

Answer:

308.9 cm³

Step-by-step explanation:

6x3.9x13.2=308.88

In the accompanying diagram, PA is tangent to the circle at A and PC is a secant. If
PA = 8 and PB = 4, then BC =

Answers

Answer:

c. 12

Step-by-step explanation:

PA² = (BC + PB) × PB => tangent-secant theorem

PA = 8

PB = 4

BC = ?

Substitute

8² = (BC + 4) × 4

64 = 4BC + 16

64 - 16 = 4BC + 16 - 16

48 = 4BC

48/4 = 4BC/4

12 = BC

BC = 12

what is 4.42 - 1.26 equal

Answers

Answer:

3.16

Step-by-step explanation:

4.42 - 1.26 = 3.16

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