Solve the problem.Find the missing length in the following right triangle. If necessary, round to the nearest tenth. 
A. 40 mi
B. 20 mi
C. 6.3 mi
D. 10 mi
Answer: C
Mathematics
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Solve for the indicated variable.Solve for a.A = 5?a2
A. a =
B. a =
C. a =
D. a =
Mathematics
Solve the equation.-8x - 6 = -22
A. 2 B. 8 C. -4 D. -8
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Use a right triangle to write the expression as an algebraic expression. Assume that x is positive and in the domain of the given inverse trigonometric function.cos(tan-1 x)
A. x
B.
C.
D.
Mathematics
Assume triangle ABC has standard labeling. Determine if AAS, ASA, SSA, SAS, or SSS is given and decide if the law of sines or the law of cosines should be used to solve the triangle.a, b, and c
A. SSS; law of cosines B. SSA; law of cosines C. SSS; law of sines D. ASA; law of sines
Mathematics