Question

Hi i need help with 11 and or 12! thanks!

Answer 1

For 11, it wouldnt be a square if the measurements are 15 by 10?

Answer 2

no no its a rectangle, your reading 10

Answer 3

oh, im an idiot

Answer 4

hold on, lemme reevaluate

Answer 5

11. 400
12. 140

Answer 6

how did u get that
?

Answer 7

OK , the volume for finding ANY pyramid is 1/3 BH, or BH/3
So, if you find the area of the base, multiply that by the height, and then divide by 3, you get the volume.

Answer 8

Got it?

Answer 9

I get different answers when I multipy by 1/3 and divide by 3