Use the Pythagorean theorem to find the missing side of the right triangle with legs a and b, and hypotenuse c. Approximate values to the nearest tenth when appropriate.a = 3 cm, b = 13 cm
A. 13.3 cm
B. 89 cm
C. 8 cm
D. 178 cm
Answer: A
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Solve the problem. Round to the nearest hundredth if necessary.An above-ground pool is shaped like a cylinder with a radius of 7 ft and a depth of 5 ft. How many cubic feet of water can the pool hold? Give an exact answer in terms of ?.
A. 245? ft3 B. 35? ft3 C. 49? ft3 D. 245 ft3
Graph the quadratic function. Determine the vertex and axis of symmetry.f(x) = (x + 6)2 - 3
A. vertex: (-3, -6)
axis of symmetry: x = -3
B. vertex: (-6, -3)
axis of symmetry: x = -6
C. vertex: (6, -3)
axis of symmetry: x = 6
D. vertex: (3, 6 )
axis of symmetry: x = 3
The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct.
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A. 
B. ?
C. ?
D. ?
E. ?
A 6-year bond costs $9,000 and will pay a total of $2,700 interest over its lifetime. What is its annual interest rate? ?
A. 4% B. 14% C. 30% D. 6% E. 5%