|-2+k|<=4 what is the answer solve by inequality and graph

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.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

The area of a circle is equal to 1 dm². find the radius of the circle.