Answer:
a) 400
b)160,000
Explanation:
times 20 by 20 hence 20² for a. you get 400, for b, just do 400² which gets you 160,000.
If its wrong im so sorry
Well, If the area of ABC is 20cm², Then the area of ABS would be 10cm² and the area of ACS would also be 10cm². You basically are just cutting the ABC in half. I hope this helps!
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