Answer:
The answer is x^2+ax+b^2
5+5 is 10 is simple question
A = 21.4 m²
Step-by-step explanation:
A = 2×1.7×2/2 + 2×2×3 + 2×3
= 3.4 + 12 + 6
= 21.4 m²
A , b & c
Just did it