42 is increased to 63 what is the percent increase? super easy and urgent!

50%

Step-by-step explanation:

Percent change = [(63 - 42) / |42|] x 100 = [(21) / 42] x 100 = 50 % (increase)

Where: 42 is the old value and 63 is the new value. In this case we have a positive change (increase) of 50 percent because the new value is greater than the old value.

PLEASE GIVE BRAINLIEST

Step-by-step explanation:

63 - 42 = 21

to find percent increase divide 21 by 42

21 / 42 = .5 or 50% increase

answer: b.36 feet

step-by-step explanation:

substitute,

circle 1 = 5

circle 2 = 20

circle 3 = 44

in this case no matter how you add, you will always get a perfect square..

hence proved

happy to

pls mark as brainliest