Use multiplication to check the answer. If an answer is incorrect, find the correct answer.

A. Incorrect; should be 35
B. Incorrect; should be 34 R5
C. Correct
D. Incorrect; should be 35 R4


Answer: D

Mathematics

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Solve.Choose the closest estimate of the length of a football field.

A. 1000 cm B. 90 m C. 2 km

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Find the measures of angles 1, 2, and 3.

A. ? 1 = 39°; ? 2 = 102°; ? 3 = 39° B. ? 1 = 39°; ? 2 = 90°; ? 3 = 39° C. ? 1 = 39°; ? 2 = 90°; ? 3 = 51° D. ? 1 = 129°; ? 2 = 51°; ? 3 = 129°

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Perform the operation. Write the answer as a fraction in lowest terms. ? 

A.
B.
C.
D.

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Use the division method to find the GCF. If the GCF is 1, write relatively prime.60 and 100

A. 5 B. 4 C. 10 D. 20

Mathematics