Which quadrilaterals have two pairs of opposite sides that are parallel and have no right angles?
choose all answers that are correct.
a. parallelogram
b. trapezoid
c. rectangle
d. rhombus
more then one answer

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

What’s the answer ? use the picture to see the problem

Can you me with this question? i'll reward *30 points i just need with this one question so that i could solve the others. * edit: i originally set up the question to reward 30 points, but for some reason i can only reward 15. if you don't get 30, then i'm sorry. i'm still kind of new to this site