Find the area of the geometric figure.
A. 26 sq in.
B. 13 sq in.
C. 84.5 sq in.
D. 42.25 sq in.
Answer: D
Mathematics
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First, round the mixed numbers to the nearest whole number and estimate the answer. Then find the exact answer and write it in simplest form.17
- 
A. 15
B. 17
C. 16
D. 16
Mathematics
Round the addend as indicated before performing the addition.Estimate the sum by rounding each number to the nearest ten.
A. 320 B. 329 C. 330 D. 300
Mathematics
Multiply.770 ? 90
A. 69,310 B. 69,296 C. 69,300 D. 69,290
Mathematics
Solve the problem.On part of a scenic tour of underground caves, Dave and Neil started at an elevation of -30 feet. They then rose 10 feet. What was their elevation at this point?
A. -40 ft B. 20 ft C. -20 ft D. 40 ft
Mathematics