I will post the rest of the options in another question​

It would be A.

Step-by-step explanation:

y=10 (x) multiply 10 x 5 = 50

Hope it helped brainiest plz

C

Step-by-step explanation:

Isabel needs to show she is planning to buy 10 x 8 photos but subtracts 2 x 5

This is shown equally as factoring out 10 x 8 as 5 x 8 - 5 x 2 = 30

The duplicate of 5 stays outside of the bracket and is used only once.

trapezoid

step-by-step explanation:

first i plotted all my points on a grid graph

i made sure all of them were in the correct quadrant

then i saw it was a trapezoid or a quadrilateral