Using the numbers -4, 10, 8, 2, -3, -5 create two expressions that equal six

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

Three times the sum of a number and seven is negative thirty-six. what is the number?

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height