Use the distributive property to calculate the value mentally.
(49) + 
(-9)
A. 32
B. 128
C. 
D. 64
Answer: D
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Find the area of the specified region.Shared by the circles r = 5 cos ? and r = 5 sin ?
A. 
(? - 2)
B. 
?
C. 
(4? - 3
)
D. 
(2 - 
)
Find the equation of the curve described by the given information.Hyperbola: vertex 
, foci 
and 
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Use least common multiple or greatest common divisor to solve the problem.Jack has 207 hot dogs and 261 hot dog buns. He wants to put the same number of hot dogs and hot dog buns on each tray. What is the greatest number of trays Jack can use to accomplish this?
A. 9 B. 69 C. 667 D. 3
Provide an appropriate response. When an airplane leaves the runway, its angle of climb is 22° and its speed is 235 feet per second. Find the plane's altitude after 1 minute.
A. 5,282 ft B. 627.3 ft C. 88.0 ft D. 5,696.8 ft