Find the requested angle.The sum of two angles of a triangle is 170°. What is the supplement of the third angle of the triangle?
A. -80°
B. 170°
C. 85°
D. 10°
Answer: B
Mathematics
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What will be an ideal response?
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Find the area of the circle. Use 3.14 or 
for ? as indicated.Find the area. Round the answer to the nearest tenth of a unit.
A. 27 mi2 B. 14.5 mi2 C. 58.1 mi2 D. 13.5 mi2
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Find the exact value of the expression.cos 
cos 
+ sin 
sin 
A. 1
B. 
C. 
D. 
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Identify the intercepts.
A. (0, -5) B. (5, 0), (-5, 0) C. (5, 0), (-5, 0), (0, 0) D. (5, 0), (-5, 0), (0, -5)
Mathematics