The value of the cosine of an angle in Quadrant II is given. cos θ= -2/5

What is
sin θ?

Multiply. write your answer in simplest form. 3/8 x 5/7

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*