Solve the problem. Write the answer in lowest terms.Mr. Howard installed 
-inch roofing shingles on top of a 
thick tar paper. What was the combined thickness of the two layers of materials?
A. 
inch
B. 
inch
C. 
inch
D. 
inch
Answer: C
Mathematics
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Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. - 
C. - 
D. 
Mathematics
Determine the most appropriate metric unit to go in the blank. Choose from L, ml, kg, g, and mg.The tablet contained 530 
of vitamin C.
A. mL B. L C. g D. mg E. kg
Mathematics
Use Simpson's Rule to approximate 
with n = 6. Round your answer to two decimal places.
?
A. 7.47 B. 14.93 C. 39.82 D. 13.28 E. 39.84
Mathematics
Multiply.(a - b)(a2 - ab - 6b2)
A. a3 - 2a2b - 7ab2 - 6b3 B. a3 - 5a2b + 6b3 C. a3 - 2a2b - 5ab2 + 6b3 D. a3 - 2a2b - 6ab2 + 6b3
Mathematics