Solve the problem.Solve the formula V = 
?r2h + 
?hrR + 
?hR2 for r.
A. r = 
B. r = 
C. r = ±
D. r = 
Answer: B
Mathematics
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Provide an appropriate response.Find the measure of ?4 if ?6 = 60°.
A. 120° B. 60° C. 100° D. 90°
Mathematics
Simplify using the order of operations.(-4 - 8)(-4 + 2) - 42
A. 16 B. 8 C. 40 D. -2
Mathematics
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log2
A. 8 log2x + 7 log2y + log25 B. (8 log2x)(7 log2y) - log25 C. 8 log2x - 7 log2y - log25 D. 8 log2x + 7 log2y - log25
Mathematics
Write the ratio as a fraction in lowest terms.55 centimeters to 80 centimeters
A. 
B. 
C. 
D. 
Mathematics