The following graph relates the height H, in feet, of a projectile with an initial velocity of 64 ft/sec to the number of seconds t after a launch.
Use the graph to answer the following:
(a) What is the height of the projectile 3 sec after launch?
(b) How many seconds after launch is the projectile 28 ft above ground?
(a) 48 ft
(b) 0.5 sec, 3.5 sec
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Find the sum of the measures of the angles of the polygon.A decagon
A. 2160° B. 1440° C. 1800° D. 1620°
Four players (A, B, C, and D) agree to divide the 14 items shown below by lining them up in order and using the method of markers. The players' bids are as indicated.
Item 10
A. goes to A. B. goes to B. C. goes to C. D. goes to D. E. is left over.
Find the exact value of the expression. Do not use a calculator.sin 135° - sin 270°
A. 
B. 2
C. 
D. 
The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = 1 - log x B. y = log x - 1 C. y = log(1 - x) D. y = log(x - 1)