Use the following figure and information to complete the proof. Given: m∠4=m∠2 m∠5=m∠3 m∠DBE=180∘
Prove: m∠1+m∠2+m∠3=180∘

Can you simplify 4/7? 24 points will be awarded!

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out