These two triangles are similar. If the base of △ A B C is 4 cm and the base of △ D E F is 4 cm, and the area of △ A B C is 7 cm², calculate the area of △ D E F. Round your answer to two decimal places.

Name the quadrilaterals that have four equal sides.

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =