Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 30 feet and the height of the arch over the center of the roadway is 13 feet. Two trucks plan to use this road. They are both 12 feet wide. Truck 1 has an overall height of 
and Truck 2 has an overall height of 
. Draw a rough sketch of the situation and determine which of the trucks can pass under the bridge.
A. Truck 2 can pass under the bridge, but Truck 1 cannot.
B. Both Truck 1 and Truck 2 can pass under the bridge.
C. Truck 1 can pass under the bridge, but Truck 2 cannot.
D. Neither Truck 1 nor Truck 2 can pass under the bridge.
Answer: A
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Use implicit differentiation to find dy/dx.x3 + 3x2y + y3 = 8
A. 
B. - 
C. 
D. - 
Identify the degree of each term and the degree of the polynomial.2x5 - 9x2 + 5 - 8x3
A. 2, -9, 5, -8; 2 B. 5, -2, 1, -3; 5 C. 5, 2, 0, 3; 5 D. 5, 3, 2, 0; 5
Solve.The length of a hypotenuse c of a right triangle with legs a and b of lengths a = 50mm and b = 71mm is given by c = 
. Calculate the length of the hypotenuse. (Round to an appropriate number of significant digits.)
A. 86.84mm B. 50mm C. 121mm D. 87mm
Find the perimeter of the figure.Trapezoid
A. 46 m B. 86 m C. 300 m D. 36 m