8(-1/4)-(3)2-3=-2-6-3=-11
Answer:
I would need to see the rectangles and there areas to answer that sorry
Answer:
E, A, F
Step-by-step explanation:
Bu using Pythagoras theorem
(x^2)+(21)^2=(75)^2
Therefore. 5625-441=(x)^2
X^2=5184
Therefore x=72
Third side length=72 units
