An irregular shaped object can measured by what??

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?

Which function has the domain x> -11

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?