Below are the lengths of the sides of a triangle. Which is a right triangle? 

A. 6, 4, 5
B. 6, 4, 6
C. 6, 8, 10
D. 7, 4, 6
E. none of these


Answer: C

Mathematics

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Add the given vectors by using the trigonometric functions and the Pythagorean theorem.A = 26.1, ? = 7.39 °B = 22.6, ? = 7.29 °C = 18.1, ? = 2.27 °

A. R = 66.8, ? = 84 ° B. R = 66.8, ? = 5.97 ° C. R = 66.8, ? = 186 ° D. R = 8.6, ? = 5.97 °

Mathematics

Simplify the expression by using the order of operations.240 ÷ 8 - 4

A. 228 B. 60 C. 236 D. 26

Mathematics

Solve the problem.A recipe calls for  cup of milk. How much milk should be used to make  of the recipe?

A.  cup
B.  cup
C.  cup
D.  cup

Mathematics

Simplify.

A. -2 B. -1 C. 2 D. undefined

Mathematics