Answer the question.A lot is in the shape of a right triangle. The shorter leg measures 90 meters. The hypotenuse is 30 meters longer than the length of the longer leg. If the length of the longer leg is x, what is the length of the hypotenuse in terms of x?
A. 30 - x
B. x - 30
C. x + 30
D. 30x
Answer: C
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Solve.The amount of time it takes a swimmer to swim a race is inversely proportional to the average speed of the swimmer. A swimmer finishes a race in 75 seconds with an average speed of 4 feet per second. Find the average speed of the swimmer if it takes him 100 seconds to finish the race.
A. 2 feet per second B. 5 feet per second C. 4 feet per second D. 3 feet per second
Name the property illustrated by the statement.x + (-x) = 0
A. inverse property of addition B. identity property of addition C. associative property of addition D. distributive property
Complete the square in x or y to find a Cartesian equation of the form y = C(x - h)2 + k or x = C(y - h)2 + k for the given equation.y2 - 2y - 3x - 14 = 0
A. x = 
(y - 1)2 + 5
B. x = - 
(y + 1)2 - 5
C. x = 
(y - 1)2 - 5
D. x = 
(y + 1)2 - 5
Find the next term of the sequence.7, 13, 19, 25, ...
A. 62 B. 27 C. 31 D. 37 E. 34