Fill in the blank.
angle measures between 0° and 90°.
A. An acute
B. A straight
C. A right
D. An obtuse
Answer: A
Mathematics
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Find the sum, if it exists.
A. 3 B. 4 C. - 3 D. Does not exist
Mathematics
Use your calculator to perform the indicated operations. Give as many digits in your answer as shown on your calculator display.9.0 - 17.7 ÷ 3 + 4
A. 1.10 B. 7.1 C. -7.70 D. 5.63
Mathematics
Find the required ratio.The specific gravity of a substance is the ratio of its density to the density of water. If the density of a substance is 
and that of water is 
what is the specific gravity of the substance, correct to the nearest hundredth?
A. 1.14 B. 7.12 C. 0.14 D. 8.12
Mathematics
Graph the piecewise defined function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics