Answer:
A = 148.92 sq in
Step-by-step explanation:
A = bh/2
A = 20.4(14.6) ÷ 2
A = 297.84 ÷ 2
10.98
(28.55-6.59)/2
=21.96/2
=10.98
answer is attached on the photo
-2°C is the answer
Hope this helps:)