Sarah is a news anchor. she works 60 hours a week, but she is only on-air about 18% of those hours. approximately how many hours is sarah on-air each week?

Answer this question! 30 points and brainliest! only if you know the answer.

If square root x = -7, then x= -49 true or false

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.