A water pipe is to be installed on the diagonal of a lot which is 15. 80 m by 100 m. To the nearest tenth of a meter, how much pipe will be required?
(a) 111.7 m (b) 90 m (c) 128.1 m (d) 132.4 m
(c) 128.1 m
Mathematics
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Graph the curve over the given interval together with its tangent at the given value of x. Graph the tangent with a dashed line.y = cos(x), -2? ? x ? 2?, x = 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.In one area, the lowest angle of elevation of the sun in winter is 24° 8'. A fence is to be built 
away from a plant in the direction of the sun. (See drawing) Find the maximum height, x , for the fence so that the plant will get full sun. Round your answer to the tenths place when necessary.
A. 6.5 ft B. 4.3 ft C. 5 ft D. 5.3 ft
Mathematics
Rewrite the exponential equation 
in logarithmic form.
a. 
b. 
c. 
d. 
e. 
Mathematics
Subtract.
- 
A. - 2
B. - 2
C. 1
D. - 4
Mathematics