Express the statement as an equation involving the indicated variables.The area A of a triangle is one-half the product of its base b and its height h.
A. A = 2bh
B. A = 
(b + h)
C. A = bh
D. A = 
bh
Answer: D
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Solve the problem.Three forces act on a bolt as shown in the figure. Find the resultant force.
?
A. R = 5000 lb, ? = 35° B. R = 2900 lb, ? = 104° C. R = 2900 lb, ? = -76° D. R = 5000 lb, ? = 215°
Use a graphing calculator to solve the equation.x2 + 13x = -36
A. 4, 9 B. 9, -4 C. -9, 4 D. -9, -4
Solve the problem.Suppose parts packers are paid as follows:1-75 parts packed$0.75 each76-125 parts packed$1.50 each126 or more parts packed$2.00 eachIf Sam packs 151 parts, what are his gross earnings?
A. $183.25 B. $226.50 C. $145.75 D. $189.00
Solve. Simplify the answer.Brian was training to run a marathon. During the three-day period before the race he decided that he would train for a total of 10 hours. If he trained for 3
hours on the first day and 1
hours on the second day, how many hours would he need to train on the third day?
A. 4
hr
B. 4
hr
C. 4
hr
D. 5
hr