Solve the equation.Solve cos ? = 1 for ?, where 0° ? ? ? 90°.
A. 0°
B. 60°
C. 30°
D. 90°
Answer: A
Mathematics
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Solve the problem. Use 3.14 as the approximate value of ?. Round to the nearest tenth,if necessary.A cylindrical paint can is 3 in. across the top and about 
high. How many cubic inches of paint could it hold?
A. 150.7 in.3 B. 56.5 in.3 C. 226.1 in.3 D. 113.0 in.3
Mathematics
Evaluate the algebraic expression under the given conditions.6 - 2y for y = 7
A. 20 B. -1 C. 8 D. -8
Mathematics
Simplify the expression. If any variables exist, assume that they are positive.4
+ 4
A. 36
B. 9
C. 36x
D. 4
Mathematics
Find the slope and the y-intercept of the given line.y = 
x - 6
A. - 
; (0, -6)
B. 
; (0, -6)
C. - 
; (0, 6)
D. 
; (0, 6)
Mathematics