Trigonometry Practice

Find the value of x. Round to the nearest tenth.

11.5

Find the value of x. Round to the nearest degree.

21

[Part B] According to historical records, the Great Pyramid of Giza was originally about 147 meters tall. Assuming it was built with its faces at a 52 incline, which of the following is the original length of one of its sides? Round your answer to the nearest meter.

230m

[Part A] Which is the ratio for sin A, written as a fraction in simplest form?

3/2

Find the value of x. Sin x= 0.5

30

[Part B] In the previous problem, which of the following is mB to the nearest degree?

30

[Part A] All but two of the pyramids built by the ancient. Egyptians have faces inclined at 52 angles. Suppose an archeologist discovers the ruins of a pyramid. Most of the pyramid has eroded, but the length of a side of the square base is 82 meters. How tall was the pyramid, assuming it's faces we're inclined at 52? Round your answer to the nearest meter.

52m

Find the value of x. Round to the nearest degree.

59

Find the missing value to the nearest hundredth of a degree. Cos = 0.2546

75.25

Find the value of x. Round to the nearest tenth.

8.3