Solve the following quadratic equation by finding the value of x: x^2 + 8x + 7= 0

(include solving steps please)

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.

Select the number of ways in which a line and a circle can intersect

38 points and brainliest plz answer question in word document