Write a proof to show that opposite sides of a parallelogram are congruent. be sure to create and name the appropriate geometric figures. this figure does not need to be submitted.

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?