Add. [121−6−10]+[−251415]

[10685]

[−146−8−5]

[−14−86−5]

[10865]

Exact Form:  

487283679276148020

Decimal Form:  

4.87283679*10^17

Step-by-step explanation:

ab will be equal to

so a parallelogram is just like a square base times height. multiply 40 and 39 to get 1560 inches.

a triangle is base times height divided by two. so multiply 7.9 and 5 and then divide it by 2 to get 19.75inches.

the kite can be split into two separate triangles and added together to get the total area. 30 x 4 /2 which equals 60. make sure to double it for the two triangles making 120.