3 years ago

(( I will give 25 points and brainy from right answers (Please answer all!!) )

1 answer:

6 0

1. C. Concave pentagon

2. A. 1620°

b/c (11 - 2) × 180 = 1620

3. B. 165°

b/c (24 - 2) × 180 ÷ 24 = 165

4. A. 160°

b/c (18 - 2) × 180 ÷ 18 = 160

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