What is the negation of the following statement? m∠A is greater than 90.

A: m∠A is not less than 90.

B: m∠A is less than or equal to 90.

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?

Anyone know? will mark brainliest if correct!

Can someone explain to me how to do