The pair of triangles is similar. Determine the three pairs of corresponding sides.
A. a corresponds to f
b corresponds to d
c corresponds to e
B. a corresponds to d
b corresponds to e
c corresponds to f
C. a corresponds to f
b corresponds to e
c corresponds to d
D. a corresponds to d
b corresponds to f
c corresponds to e
Answer: B
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Find the equation of the set of points P satisfying the given condition.The sum of the distances of P from (±1, 0) is 10.
A. +
= 1
B. +
= 1
C. +
= 1
D. +
= 1
Solve the problem.An economist predicts that the buying power B(x) of a dollar x years from now will decrease according to the formula B(x) = 0.09x. How much will today's dollar be worth in 2 years? Round the answer to the nearest cent.
A. $1.06 B. $0.01 C. $0.62 D. $0.18
Translate the sentence into an equation. Use x to represent the unknown number. A number increased by 11 equals 30.
A. 11x = 30 B. x + 11 = 30 C. x + 30 = 11 D. 30x = 11
Factor out the greatest common factor. Be sure that the coefficient of the term of highest degree is positive.12a(a - b) + (a - b)
A. (a - b)(12a + 1) B. 12a(a - b) C. (12a2 - 12ab) + (a - b) D. 13a(a - b)