The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.7, 24, 25
A. right triangle; 25
B. not right triangle
C. right triangle; 7
D. right triangle; 24
Answer: A
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Evaluate the expression.
A. 1 B. 11 C. 0 D. 39,916,800
Solve.A large crater on the moon is approximately circular. The depth (in feet) of the crater below any point on a diameter can be modeled by the expression 
(x2 - 300x - 100,000), where x is the distance to the point on the diameter 1000 feet in from the edge. Write this expression in factored form.
A. 
(x - 20)(x + 100)
B. 
(x + 200)(x - 500)
C. 
(x - 200)(x + 500)
D. 
(x + 20)(x - 50)
Solve.20 is 5% of what?
A. 40 B. 100 C. 400 D. 4000
Mark works forty hours a week at a clothing store. His weekly salary is $220, plus he receives a 5% commission on sales over $1,000. Given the functions f (x) = 0.05x and g(x) = x – 1,000, which of two compositions, ( f o g)(x) or (g o f )(x), represents Mark's commission?
A. ( f o g)(x) B. (g o f )(x)