If the sum of their lengths is 5,520 miles then River D is 2360 and River C is 3160
I think it would be 117
Because H is 63
So 90+90+63=243
360-243=117
I used 360 because angles in quadrilaterals add up to 360 degrees
I dont completely know but it might be 3
Answer:
y=4x
Step-by-step explanation:
The answer is 54in i belive