Compute.-?20?
A. - 
B. 0
C. -20
D. 20
Answer: C
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Find the coordinates of the centroid (to the nearest 0.01 in.) of the uniform flat-plate machine part shown.
A. (2.59 in., 3.27 in.) B. (1.76 in., 1.54 in.) C. (0.97 in., 2.51 in.) D. (1.54 in., 1.86 in.)
Find the missing parts of the triangle. A = 44.29°a = 51.82 ydb = 63.64 ydIf necessary, round angles and side lengths to the nearest hundredth.
A. no such triangle B. B1 = 59.04°, C1 = 76.67°, c1 = 72.21 yd B2 = 120.96°, C2 = 14.75°, c2 = 18.89 yd C. B = 59.04°, C = 76.67°, c = 72.21 yd D. B1 = 76.67°, C1 = 59.04°, c1 = 72.21 yd B2 = 14.75°, C2 = 120.96°, c2 = 18.89 yd
Find the standard equation of the indicated hyperbola.Vertices at (0, ±3), foci at (0, ±10)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.