Use a protractor to measure the angle.
A. 50°
B. 130°
C. 80°
D. 40°
Answer: A
Mathematics
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Simplify.(a2x4)5
A. a10x20 B. 2ax20 C. 4a2x20 D. a7x9
Mathematics
Find the exact value of the expression using a sum or difference identity.sin (-165°)
A. 
B. 
C. 
D. 
Mathematics
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Find the increase in the number of male athletes from year 3 to year 4.
A. 50 B. 75 C. 100 D. 475
Mathematics
Solve the inequality.x2 + 2x ? 0
A. (-?, -2] or [0, ?) B. [0, 2] C. [-2, 0] D. (-?, 0] or [2, ?)
Mathematics