Solve the problem.The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is 8 units long. Express the area A of the rectangle in terms of x.
A. A(x) = 2x(x - 4)
B. A(x) = 2x2
C. A(x) = 2x(4 - x)
D. A(x) = x(4 - x)
Answer: C
Mathematics
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Find the measure of the indicated angle.Find the measure of the supplement of 133°.
A. 227° B. 47° C. not possible D. 137°
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Subtract and write the result in lowest terms.
- 
A. 
B. 
C. 
D. 
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Perform the operation. Write the answer as a fraction in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve. Write your answer in simplest form.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 12 hours. If he trained for 3
hours on the first day and 3
hours on the second day, how many hours would he need to train on the third day?
A. 5 hours
B. 5
hours
C. 5
hours
D. 4
hours
Mathematics