100 points+ brainliesta system of equations is graphed on the coordinate plane. y=−6x−3y=−x+2 what is the solution to the system of equations?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.