In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.a = 1 ft, c = 30 ft
A. b ? 31 ft
B. b ? 30.0 ft
C. b = 29 ft
D. b ? 5.4 ft
Answer: B
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?For the following composite solid, find the surface are, given the following dimensions:
?
Length of Large Rectangular Solid: 11 in., Width of Large Rectangular Solid: 6 in., Height of Large Rectangular Solid: 7 in.
Length of Top Rectangular Solid: 5 in., Width of Top Rectangular Solid: 3 in., Height of Top Rectangular Solid: 4 in.
Length of Side Rectangular Solid: 4 in., Width of Side Rectangular Solid: 1 in., Height of Side Rectangular Solid: 2 in.
?
A. ?530 ft2 B. ?530 in3 C. ?322 in D. ?85 in2 E. ?259
Express the sum or difference as a product.cos 8x - cos 2x
A. 2 cos 3x B. -2 sin 5x sin 3x C. -2 cos 5x sin 3x D. 2 cos 5x cos 3x
Indicate whether the function is one-to-one.{(3, -1), (4, -1), (5, -9), (6, 2)}
A. Yes B. No
Use a reference angle to find the value. sin 120°
A. - 
B. 
C. - 
D. - 