Solve the problem.In triangle ABC, angle A is three times as large as angle C. The measure of angle B is  less than that of angle C. Find the measure of the angles.

A. 129° , 8° and 86°
B. 86° , 8° and 43°
C. 129° , 8° and 43°
D. 86° , 8° and 86°


Answer: C

Mathematics

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Solve the problem.The side of an equilateral triangle is 8 inches shorter than the side of a square. The perimeter of the square is 46 inches more than the perimeter of the triangle. Find the length of a side of the triangle.

A. 24 inches B. 21 inches C. 14 inches D. 22 inches

Mathematics

Solve the proportion. = 

A. 9 B. 1 C. 2 D. 4

Mathematics

Find all of the real zeros of the function. Give exact values whenever possible. Identify each zero as rational or irrational.f(x) = x3 + 3x2 - 37x - 63

A. -7 (rational), 1 +  (irrational), and 1 -  (irrational)
B. -7 (rational), -2 +  (irrational), and -2 -  (irrational)
C. -7 (rational),  (irrational), and - (irrational)
D. -7 (rational), 2 +  (irrational), and 2 -  (irrational)

Mathematics

Fill in the blank with one of the choices listed below. Some choices may be used more than once. The  of a set of numbers is the number that occurs most often.

A. mode B. mean C. median D. denominator

Mathematics