Fill in the blank with one of the words or phrases listed below. In the proportion  = , x ? 16 and 2 ? 7 are called .

A. right
B. ratio
C. congruent
D. cross products


Answer: D

Mathematics

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Give an ?-? proof of the limit fact. = 

What will be an ideal response?

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Write a fraction to represent the shaded part of the figure.

A.
B.
C.
D.

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Fill in the blank with one of the words or phrases listed below. Two angles that have a sum of 180° are called  angles.

A. straight B. obtuse C. supplementary D. complementary

Mathematics

Use the formula A = P(1 + rt) to find the indicated quantity.A = $16,400; r = 10%; 90 days. Find P.

A. $16,810 B. $16,400 C. $16,000 D. $400.00

Mathematics