What are the two missing angles when you have a side of 9.9 and another side of 12.1 with an angle of 77.1

Given abcd ac=38 and ae=3x+4 find the value of x

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

50 points~ ! i have to turn this in tomarrow