Provide an appropriate response.A surveyor measures the distance across a lake, BC, by laying off a right triangle ABC, with C a right angle. She measures the distance from A to C as 400 feet and angle A as 25 degrees. How far is it across the lake? Round to the nearest whole foot.
Fill in the blank(s) with the appropriate word(s).
187 feet
Mathematics
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How many minutes are in 4 hours?
A. 2,400 B. 120 C. 80 D. 480 E. 240
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Write an equation of the line.
A. y = -2x + 3
B. y = -2x
C. y = 3
D. y = - 
x + 3
Mathematics
The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 9t - t2, 0 ? t ? 9Find the body's speed and acceleration at the end of the time interval.
A. 9 m/sec, -18 m/sec2 B. 9 m/sec, - 2 m/sec2 C. 27 m/sec, -18 m/sec2 D. -9 m/sec, - 2 m/sec2
Mathematics
Solve the problem.While shopping for a party, June bought 
of hamburger, 
of chicken, and 
of ham. How much meat did she buy?
A. 
lb
B. 9
lb
C. 
lb
D. 2
lb
Mathematics