Solve.The sides of a triangle are 870 ft, 455 ft, and 855 ft. Find its perimeter.
A. 2,650 ft
B. 4,360 ft
C. 2,180 ft
D. 1,725 ft
Answer: C
Mathematics
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Solve for the angle ?, where 0 ? ? ? 2?sin2? = 
A. ? = 
, 
, 
, 
B. ? = 
, 
, 
, 
C. ? = 0, ?, 2?
D. ? = 
, 
, 
, 
Mathematics
Perform the indicated operation. Write the result in the form a + bi.(9 - 9i)(8 + 2i)
A. 90 + 54i B. -18i2 - 54i + 72 C. 90 - 54i D. 54 - 90i
Mathematics
Write as the sum and/or difference of logarithms. Express powers as factors. log4
A. 
log4x + 
log4y - 
log413
B. 
log4xy - 
log413
C. 
log4x + 
log4y - log413
D. 
log4x ? 
log4y ÷ 
log413
Mathematics
Simplify to the form a + bi.
+ 97i2
A. -97 + 7
B. -97 - 7
i
C. -97 + 7
i
D. 97 + 7
i
Mathematics