The pair of figures is similar. Find the missing side n. Round to the nearest tenth when necessary.
A. n = 5.7 mi
B. n = 693 mi
C. n = 14.1 mi
D. n = 8.6 mi
Answer: C
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Solve the problem.The height of the antenna on top of the building, shown in the figure below, is 73 feet. Estimate the total height of the building and antenna together.
A. 365 feet B. 584 feet C. 438 feet D. 511 feet
Find the exact values of the remaining trigonometric functions of ? from the given information.sec ? = - , tan ? > 0
A. sin ? = -
cos ? = -
tan ? = -
csc ? = -
sec ? = -
cot ? = -
B. sin ? = -
cos ? =
tan ? = -
csc ? = -
sec ? = -
cot ? = -
C. sin ? =
cos ? = -
tan ? = -
csc ? =
sec ? = -
cot ? = -
D. sin ? = -
cos ? = -
tan ? =
csc ? = -
sec ? = -
cot ? =
Find a rectangular equation for the plane curve defined by the parametric equations.x = sin t, y = 3 cos t
A. x2 + 9y2 = 9 B. 9x2 + y2 = 9 C. 9x2 + y2 = 1 D. x2 + 9y2 = 1
Simplify the complex rational expression.
A. -2b(a + b) B. 2a(a + b) C. -2a(a - b) D. -2a(a + b)