For the given regular polygon, find the measure of one angle.
A. 108°
B. 135°
C. 1080°
D. 120°
Answer: B
Mathematics
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Subtract. Simplify the result, if possible.
- 
A. 
B. 
C. 13
D. 
Mathematics
Solve the equation.Solve sin ? = 0 for ?, where 0° ? ? ? 90°.
A. 90° B. 60° C. 0° D. 30°
Mathematics
Match the equation to the correct graph.y = -(x + 4)2 + 6
A. 
B. 
C. 
D. 
Mathematics
Find the indicated probability. Round as indicated.In a certain college, 20% of the physics majors belong to ethnic minorities. If 10 students are selected at random from the physics majors, what is the probability that exactly 2 belong to an ethnic minority? Estimate the probability to five decimal places if necessary.
A. 0.00007 B. 0.30199 C. 1.8 D. 0.00671
Mathematics