The length of a the hypotenuse of a 30°-60°-90° triangle is 9. Find the perimeter.

3 = - 2n + 2 + 3 how do I solve to get n

Solve the equation using inverse operations. 18 = 2/5 y Enter your answer in the box. y =

A tree cast shadow that is 24 ft long. a 4-ft tall young boy casts a shadow that is 3 ft long. the two triangels created are similar. how tall is the tree?

Store x sells 4 cans for $2.48 Store y sells 5 cans for $3.00 Store z sells. 59 per can Which store offers the best deal and explain your reasoning

Identify the like terms in the expression - 4x2-2x+8+6x-9

If a sequence is defined recursively by f (0) = 2 and f (n + 1) = - 2f (n) + 3 for n ≥ 0, then f (2) is equal to

Vertex of - 2 (x+3) ^2+7

Boat 1 leaves a dock headed due west at 8:00 AM traveling at a speed of 12 mph. At the same time a boat 2 leaves the dock headed due south traveling at a speed of 24 mph.

A Mathematics test was taken by 4 boys and 6 girls. The mean marks of the 10 students was 49. a) Calculate the total marks obtained by 10 students. b) If the mean marks of 6 girls was 51, calculate the mean marks of 4 boys.

Find an equation using absolute value that has the given solutions, a. two solutions, 22 and 22 b. two solutions, - 51 and 5 c. two solutions, - 9 and 39 d. one solution, 18