Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
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Caitlin paints with watercolors on a sheet of paper 28 inches wide by 16 inches high. She then places this sheet on a mat so that a uniformly wide strip of the mat shows all around the picture. The perimeter of the mat is 112 inches. How wide is the strip of the mat showing around the picture
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(a) 8 inches
(b) 4 inches
(c) 6 inches
(d) 2 inches
(e) 3 inches
Calculate the arc length S and area A for each of the following sectors. Round to the nearest whole number if necessary.a = 25°, r = 45 ft
A. S = 20 ft, A = 442 sq ft B. S = 20 ft, A = 432 sq ft C. S = 22 ft, A = 442 sq ft D. S = 18 ft, A = 342 sq ft
Find the mode or modes for the set of numbers.149, 141, 156, 149, 188, 199, 162
A. 156 B. 97 C. 141 D. 149
Rationalize the denominator.
A. 
B. 
C. 
D. 
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