Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cos 
A. 1.00
B. -0.20
C. 1.11
D. -0.31
Answer: D
Mathematics
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During the construction of a high-rise building, a worker accidentally dropped his portable electric screwdriver from a height of 144 ft. After t sec, the screwdriver had fallen a distance of 
ft.
?
What was the velocity of the screwdriver at the time it hit the ground?
?
A. 12 ft/sec B. 48 ft/sec C. 768 ft/sec D. 96 ft/sec
Mathematics
What is the next term in the sequence?
, 
, 
, ...
A. 
B. 
C. 
D. 
Mathematics
An arc whose endpoints lie on the diameter of a circle is called a _______________.
What will be an ideal response?
Mathematics
Solve.Sandi can make a quilt in 10 days and Eva can make a quilt in 7 days. In how many days can they make a quilt working together?
A. 5
days
B. 3
days
C. 4
days
D. 4
days
Mathematics