What is the question? if you are looking for the sides 2 sides are 40 and the other 2 are 20.
Answer:
0.32, 0.45, 0.76.
Step-by-step explanation:
so first you would use your < >,= signs and compare all of them until you have eliminated ALL but one (so 0.91<0.98 this is because 0.98 is close to 1 whole than 0.91) and you would continue this explanation for so on
Answer:

Step-by-step explanation:
Divide both sides by 

Simplify:
; 
Answer:
4x^2-12x+9 is ur required ans