Use double angle formulas to find the exact value of sin2x, cos2x, and tan2x
sinx=12/13, 0< x< pi/2

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate

Which of the following vectors are orthogonal to (2,1)? check all that apply