In the figure, m and n are rays. Which statements are true? Select each correct answer. m∠3=120°
m∠2=60°
m∠1=60°
m∠3=m∠1
Please hurry, I'm doing last minute studying for a semester exam!

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

If eh = hg and hg=16, find the diameter of k

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