Solve the problem.In the figure, ?B is a right angle and the line segment 
bisects ?A. If AB = 12 and BD = 4, find the exact value of CD. 
A. 
B. 5
C. 
D. 9
Answer: B
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Find the perimeter of each figure. For Exercise 29, find the area also.Find the perimeter of the triangle.
A. 25
feet
B. 25
feet
C. 54
feet
D. 25
feet
Use the table of integrals to find the integral.
?
?
Use C as the constant of integration.
What will be an ideal response?
Solve the problem.Devon purchased tickets to an air show for 8 adults and 2 children. The total cost was 
. The cost of a child's ticket was 
less than the cost of an adult's ticket. Find the price of an adult's ticket and a child's ticket.
A. adult's ticket: $23; child's ticket: $20 B. adult's ticket: $22; child's ticket: $19 C. adult's ticket: $20; child's ticket: $17 D. adult's ticket: $21; child's ticket: $18
Simplify the expression by combining like terms, if possible.9m + 5n - 4m + 3(m - 7n)
A. 8m - 16n B. 2m + 26n C. 8m - 2n D. 16m + 26n