Using your knowledge of special right triangles, find the length of the hypotenuse. Round to the nearest tenth.
A. 17 m
B. 8.5 m
C. 6 m
D. 24 m
Answer: A
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Provide an appropriate response.Factor completely: 25x2 - 64y2
A. (5x + 8y)(5x - 8y) B. (5x - 8y)2 C. (5xy + 8)(5xy - 8) D. 25(x + 8y)(x - 8y)
Find the gross pay at the given rate. Round to the nearest cent.22.8 hours at $7.25 per hour
A. $172.55 B. $165.30 C. $158.05 D. $170.30
Solve.The time it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from the center of the earth) and inversely as the orbital velocity. If a satellite completes an orbit 
above the surface of the earth in 
at a velocity of 
then how long would it take a satellite to complete an orbit 
/> above the surface of the earth at a velocity of 
(Use 
as the radius of the earth, and round your answer to the nearest hundredth, if necessary.)
A. 187.94 hours
B. 18.79 hours
C. 4.91 hours
D. 36.26 hours
Solve the system of equations using matrices. Use Gauss-Jordan elimination.
A. {(1, 8, 9)} B. {(2, 8, -1)} C. {(-1, 8, 2)} D. {(1, 9, 8)}