The hypotenuse and one of the legs of a right triangle form an angle that has a cosine of
2
2
. What is the measure of the angle?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?