Find the length of the radius or diameter as requested.d = 3.2 ftFind the radius.
A. 1.6 ft
B. 8.04 ft
C. 5.024 ft
D. 0.8 ft
Answer: A
Mathematics
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Find the foci of the given hyperbola.y2 - x2 - 4y + 10x - 46 = 0
A. (0, 5
), (0,- 5
)
B. (5 + 5
, 2), (5 - 5
, 2)
C. (5, 2 + 
), (5, 2 - 
)
D. (5, 2 + 5
), (5, 2 - 5
)
Mathematics
Solve the problem.What is the largest possible volume of an open metal box made from 75 ft2 of tin? Ignore the thickness of the tin.
A. 31.2 ft3 B. 125.0 ft3 C. 62.5 ft3 D. 12.5 ft3
Mathematics
Use a calculator to find the acute angle between the planes to the nearest thousandth of a radian.9x + 2y + 4z = -7 and 4x + 7y + 5z = 8
A. 0.824 rad B. 0.746 rad C. 1.550 rad D. 1.413 rad
Mathematics
Decide whether or not the given equation is an identity.
= sin 2?
A. Yes B. No
Mathematics