Find the unknown length in the right triangle. Simplify the answer if necessary.

A. 11
B. 13
C. 9
D.


Answer: B

Mathematics

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Solve the problem.Melissa invested a sum of money at 3% annual interest. She invested three times that sum at 5% annual interest. If her total yearly interest from both investments was $5400, how much was invested at 3%?

A. $30,000 B. $67,500 C. $22,500 D. $202,500

Mathematics

Express the vector in the form ai + bj. if P1 is the point (4, -2) and P2 is the point (6, -5)

A. v = -2i + 3j  B. v = 2i - 3j  C. v = -2i - 3j  D. v = -i + 3j 

Mathematics

Solve the equation.5x = 625

A. {3} B. {4} C. {125} D. {5}

Mathematics

Use a sum or difference identity to find the exact value.sin 

A.
B.
C.
D.

Mathematics