Hoal chicos ayúdenme con estas ecuaciones con el proceso porfa

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?

If i had 1234 apples and 1 banana what is the total amount

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set