Solve the problem.Find the missing length in the similar triangles.
A. x = 20
B. x = 12
C. x = 25
D. x = 19
Answer: A
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Fill in the blank with the correct inequality symbol, < or >, to make a true comparison statement.-2 _____ 2
A. -2 < 2 B. -2 > 2
A person standing 150 centimeters from a mirror notices that the angle of depression from his eyes to the bottom of the mirror is 14°, while the angle of elevation to the top of the mirror is 12°. Find the vertical dimension of the mirror (see the figure). Round to the nearest degree.
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A. 79 cm B. 71 cm C. 68 cm D. 69 cm E. 72 cm
Find the exact solutions to the quadratic equation, using a method of your choice.x2 + 2x - 8 = 0
A. -4, 2 B. 4, 2 C. 4, -2 D. -4, 1
Find the slope of the tangent line to the graph at the given point.f(x) = -3x + 11 at (2, 5)
A. -3
B. - 
C. -11
D. 11