1.why. do. we. need. election

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?

An angle that measures between 90 and 180° is called a(,

What properties allow transformation to be used as a problem solving tool