Find area of circle. (Use 3.14 for ?)A circle whose diameter is 20 yd
A. 62.8 yd2
B. 314 yd2
C. 1256 yd2
D. 31.4 yd2
Answer: B
Mathematics
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Compute the division. Express your answer in simplest form.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to find the value of the expression rounded to two decimal places.cos-1 
A. 151.87 B. -61.87 C. 2.65 D. -1.08
Mathematics
Subtract.8579 - 144
A. 8435 B. 8427 C. 435 D. 8347
Mathematics
Graph the system of inequalities.y - x ? 5x + y ? 3y - 3x ? -1
A. 
B. 
C. 
D. 
Mathematics