Answer:
672 sq cm
Step-by-step explanation:
Each triangular base is 1/2 (12 * 8) or 48, making them = 96.
One of the sides is 12 x 18 = 216
The other 2 sides are 10 x 18 = 180 x 2 = 360
Add them all together to get 672 sq cm
i dont understand the question?
11c-8
11c is the product of both 11 and c, and the 8 less than the product is shown with -8
Hong kong and Indonesia maybe
