MONTHLY EXPENSE Randy spends an average of $25 per week on gasoline and $45 every three months on the daily newspaper.

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.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how