Solve the problem.An arch in the form of a semiellipse is 52 ft wide at the base and has a height of 20 ft. How wide is the arch at a height of 12 ft above the base?

A. 41.6 ft
B. 35.5 ft
C. 20.8 ft
D. 17.7 ft


Answer: A

Mathematics

You might also like to view...

Evaluate the work done between point 1 and point 2 for the conservative field F.F = (y + z)i + xj + xk; P1(0, 0, 0), P2(2, 3, 9)

A. W = 24 B. W = 6 C. W = 0 D. W = -12

Mathematics

Use a special product formula to simplify.(6w + 11m)(11m - 6w)

A. 121m2 - 132mw - 36w2 B. 121m2 - 36w2 C. 121m2 + 132mw - 36w2 D. 11m2 - 6w2

Mathematics

Solve the equation. +  + 4 = 0

A.
B. {-1, -4}
C.
D. {1, 4}

Mathematics

Use DeMoivre's Theorem to write the expression in rectangular form.10

A.  - i
B. -  - i
C. -  + i
D.  + i

Mathematics