Find the exact value of the trigonometric expression without the use of a calculator.tan 285°

A.
B. 2 + 
C.
D. -2 - 


Answer: D

Mathematics

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Graph the linear equation.x + y = 3

A.

B.

C.

D.

Mathematics

Use the appropriate formula to solve the problem.The perimeter of a rectangle is 32 cm. One side is 8 cm longer than the other side. Find the lengths of the sides.

A. 8 cm, 16 cm B. 4 cm, 8 cm C. 4 cm, 12 cm D. 7 cm, 15 cm

Mathematics

Write the percent as a fraction or a mixed number in simplest form.6.25%

A.
B. 6
C.
D. 6

Mathematics

Solve the problem.From a distance of x feet to a 190-meter-high radio tower, the angle of elevation is ? degrees. Then   Use a reciprocal identity to rewrite this formula.

A.
B. 190 cot ?
C.
D. 190 sec ?

Mathematics