Question

Help please
Work Attatched

Answer 1

find the area of the big square and then subtract the areas of the triangles

Answer 2

was that helpful??

Answer 3

1296?

Answer 4

45

Answer 5

b

Answer 6

U want the explanation???

Answer 7

yes

Answer 8

please

Answer 9

ok so
we have a 4 equal triangles that each one of them has area:
3*6*1/2=9
because we have 4:
4*9=36
But the big square's area is: (3+6)^2=81
So (blue square)=81-36=45

Answer 10

thanks

Answer 11

you're welcome :)