Solve the problem.A shirt company has 3 designs that can be made with short or long sleeves. There are 7 color patterns available. How many different types of shirts are available from this company?
A. 42
B. 10
C. 12
D. 21
Answer: A
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Solve the problem.Find the length of the unknown side of the right triangle, where a and b are the legs and c is the hypotenuse. a = 6, b = ?, c = 10
A. b = 10 B. b = 8 C. b = 7 D. b = 9
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = 
, tan ? < 0Find sin(2?).
A. - 
B. 
C. 
D. 
Find the quotient and the remainder.-20x3 - 31x2 - 24x + 10 divided by -4x - 3
A. x2 + 3; remainder 4 B. 5x2 + 4x + 3; remainder 0 C. 5x2 + 4x + 3; remainder 22 D. 5x2 + 4x + 3; remainder 19
Solve.If a rock falls from a height of 80 meters above the ground, the height H (in meters) after x seconds is approximately H = 80 - 4.9x2. What is the height of the rock after 2 seconds? (Round your answer to the nearest tenth.)
A. -16.04 m B. 60.4 m C. 300.4 m D. 70.2 m