How do you convert 7/20 to a percent

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

17 in long 1.3 ft wide and 8in high what is the volume

Which function has the domain x> -11?