Solve the problem.A small farm field is a square measuring 330 ft on a side. What is the perimeter of the field? If you double the length of each side of the field, what is the new perimeter?
A. 660 ft, 2640 ft
B. 330 ft, 1320 ft
C. 660 ft, 1320 ft
D. 1320 ft, 2640 ft
Answer: D
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The circumference of a circle is 69.9 m. Find its radius. Use the rules for working with measurements.
A. The radius is 4.72 m. B. The radius is 11.1 m. C. The radius is 5.56 m. D. The radius is 22.2 m. E. The radius is 44.5 m.
Simplify the expression. Write the answer with only positive exponents. Assume that all variables represent nonzero real numbers.(b-7)(b-3)
A. 
B. 
C. b10
D. b21
Name the correct property to make the sentence true.4(z + r) is equivalent to 4z + 4r by the
A. associative law for addition. B. commutative law for addition. C. associative law for multiplication. D. distributive law.
Find the dot product of u and v. u = -6i+ 7j- 6k, v = 5i- 6j- 6k
A. -36 B. -12 C. -30i- 42j+ 36k D. -108 E. -i+ j- 12k