Use Heron's formula to solve the problem.A triangular dog pen at an animal shelter has sides of length 30 ft, 45 ft, and 65 ft. How much linoleum tile would be needed to cover this space? Round to the nearest whole number. 
A. 10,475 ft2
B. 592 ft2
C. 71 ft2
D. 10,425 ft2
Answer: B
Mathematics
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Determine whether the number is prime, composite, or neither.2
A. Neither B. Composite C. Prime
Mathematics
Find the expression that is equivalent to the given rational expression.
A. 
B. 
C. 
D. - 
Mathematics
Use the graph to determine the domain and range of the function. 
A. domain: {x|x ? -4} range: {y|y > 0} B. domain: {x|x > 0} range: {y|y ? -4} C. domain: {x|x ? -4} range: {y|y ? 0} D. domain: {x|x ? 0} range: {y|y ? -4}
Mathematics
Find the slope of the line.y = -4x - 12
A. m = -12
B. m = - 
C. m = 4
D. m = -4
Mathematics