Find the perimeter. Use 3.14 for ? when needed.
A. 167.316 km
B. 72.67 km
C. 136.815 km
D. 56.185 km
Answer: D
Mathematics
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Perform the addition or subtraction and give your answer in Hindu-Arabic form.
A. 7509 B. 8599 C. 8509 D. 7599
Mathematics
Provide an appropriate response.Solve the following equation: 
+ 2 = 
x
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use a calculator to decide whether the statement is true or false.sin (180°+ 225°) = sin 180° ? cos 225° + cos 180° ? sin 225°
A. True B. False
Mathematics
Solve for the specified variable. Assume that all other variables are nonzero.A = 3?a2; for a
A. a = 
B. a = 
C. a = 
D. a = 
Mathematics