question

Which is the best approximation for the measure of angle ABC?

answer

58.3Â°

question

Given right triangle QRS, what is the value of sin(30Â°)?

answer

1/2

question

Given right triangle RST, what is the value of sin(S)?

answer

5/13

question

A garden is designed in the shape of a rhombus formed from 4 identical 30Â°-60Â°-90Â° triangles. The shorter distance across the middle of the garden measures 30 feet.
What is the distance around the perimeter of the garden?

answer

120ft.

question

The hypotenuse of a 45Â°-45Â°-90Â° triangle measures in.
What is the length of one leg of the triangle?

answer

5 ^/10

question

Given â–³ABC ~ â–³XYZ, what is the value of cos(Z)?

answer

12/13

question

Which is the best approximation for the measure of angle ABC?

answer

58.3 degrees

question

The hypotenuse of a 45Â°-45Â°-90Â° triangle measures units.
What is the length of one leg of the triangle?

answer

7 units

question

What are the angle measures of triangle ABC?

answer

mâˆ A = 90Â°, mâˆ B = 60Â°, mâˆ C = 30Â°

question

Building A and building B are 500 meters apart. There is no road between them, so to drive from building A to building B, it is necessary to first drive to building C and then to building B.
About how much farther is it to drive than to walk directly from building A to building B? Round to the nearest whole number.

answer

183 meters

question

The equation cos(35o) = can be used to find the length of .
What is the length of ? Round to the nearest tenth.

answer

20.5 in.

question

Kari is flying a kite. She releases 50 feet of string. What is the approximate difference in the height of the kite when the string makes a 25o angle with the ground and when the string makes a 45o angle with the ground? Round to the nearest tenth.

answer

14.2 feet

question

Which equation can be used to find the measure of angle LKJ?

answer

sin-1(8.9/10.9)=x

question

The equation tan(55o)=can be used to find the length of .
What is the length of ? Round to the nearest tenth.

answer

10.5 cm.

question

A theater production group is making frames to support wall-like props. Three-foot beams form right triangles with 10-foot beams to allow them to stand, as shown in the image.
What is x, the angle at which the diagonal beam meets the 10-foot beam at the top of the frame?

answer

16.7