What is x squared minus 64 equal to?

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

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?