Please help ASAP I need this for my test plz

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?

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Select the number of ways in which a line and a circle can intersect