Someone answer please

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?

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.