The smaller triangle was dilated to form the larger triangle. What is the value of x?

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

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?