Answer:
Step-by-step explanation:
(21²+10²)½ = 23.25= 23.3
Answer:
Area is about 1520.53
Step-by-step explanation:

A = 
A ≈ 1520.53
Answer:
40.5
Step-by-step explanation:
This answer makes sense because we know that 50% of 90 is 45.
Since 45% of 90 is 40.5, we can self-check our answer.
Hope I helped!
~PumpkinSpice1♥
4/3 ig I kept I did y2-y1 division
x2-x1 division
First divides by 100 to get 1 percent then find 10 percent.times 1 percent by 4 and add 4 percent and 10 percent toghether to get 14 percent and 75 percent is just 25 percent times 3
Hope this helps