Question

5 in.
4 in.
12 in.
A = [?lin.2
5 in.
7 in.
11 in.

Answer 1

Answer:

5=1.60

4=1.38

12=2.48

2A=0.69

5=1.60

7=1.94

11=2.49

Explanation:

use the maths knowledge.