Answer:
S = a² => 20 = a² => a = √20 ≈ 4.5 cm
Step-by-step explanation:
40℅ is bigger because 1/5 as a percent is 20℅
I’m yeh manufacturing it’s with me 30p because it just will I think that was it is I need point
Answer:

Step-by-step explanation:

Cancel the negative signs on both sides.

Evaluate.
