Hi had $70 of credit at an electronics store. he bought a package of dvds for $20, a computer mouse for $17 and a program ig book for $15. how much stir credit does hi have left

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

What is the product? a-3/15a × 5/a-3

How do i find the missing angle measure in a polygon