The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.12, 16, 20
A. right triangle; 16
B. right triangle; 12
C. right triangle; 20
D. not a right triangle
Answer: C
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Find the area in acres of the property under the given assumptions. Refer to the figure. 
The stream frontage is 664 feet in length and the property line is 2699 feet in length.
A. 9.97 acre B. 29.91 acre C. 39.88 acre D. 19.94 acre
Use a grapher to graph the function.A circular hoop has a point marked on the rim. It rolls on a stretch of level ground beginning with the marked point on the ground. The parametric equations for the path of a point on the rim of the hoop are 
and 
. Graph the function for 
.
A. 
B. 
C. 
D. 
Solve.- 
y = - 
A. 
B. 
C. 
D. - 
Find the center and radius of the circle.(x + 8)2 + (y + 5)2 = 121
A. Center: (-8, -5); radius: 11 B. Center: (-5, -8); radius: 121 C. Center: (8, 5); radius: 11 D. Center: (5, 8); radius: 121