Solve the problem.A bridge is built in the shape of a semielliptical arch. It has a span of 104 feet. The height of the arch 29 feet from the center is to be 9 feet. Find the height of the arch at its center.

A. 16.14 ft
B. 29.44 ft
C. 9.37 ft
D. 10.84 ft


Answer: D

Mathematics

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Solve the problem.Decide whether or not the points are the vertices of a right triangle.(-9, 10), (-7, 14), (-5, 13)

A. No B. Yes

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Provide an appropriate response.Let A = . Find A2.

Fill in the blank(s) with the appropriate word(s).

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Solve the problem.A retired couple has $180,000 to invest to obtain annual income. They want some of it invested in safe Certificates of Deposit yielding 6%. The rest they want to invest in AA bonds yielding 11% per year. How much should they invest in each to realize exactly $17,300 per year?

A. $130,000 at 6% and $50,000 at 11% B. $130,000 at 11% and $50,000 at 6% C. $140,000 at 11% and $40,000 at 6% D. $120,000 at 6% and $60,000 at 11%

Mathematics