Answer: a. area= 35ft² & perimeter= 31ft
b. area= 25in² & perimeter= 18in
Step-by-step explanation:
a. area= 1/2 x base x height Perimeter= 14+7+10
= 1/2 x 10 x 7 = 31ft
= 35ft²
b. area= 1/2 x base x height Perimeter= 25/3 + 13/3 + 16/3
= 1/2 x 25/3 x 6 = 18in
= 25in²
