Answer:
43cm
Step-by-step explanation:
96-10 (5 x2 sides)=86
86/2 sides=43 longest side
Answer:
I believe its a trapezoid. Sorry if I'm wrong.
Step-by-step explanation:
$ 3042
Explanation
we need to use the formula:

Step 1
a)let

b) now, replace

therefore, the answer is
$ 3042
So first 4x12 then divide that by 7