Use the Pythagorean theorem:

Answer:
Simplify the radical by breaking the radicand up into a product of known factors.
20
Step-by-step explanation:
Answer:
100
Step-by-step explanation:
well, you can just use a calculator, or your mind if that's possible, to solve this.
at least, what i think you're asking.
400 × 0.25 = 100.
this one is extra easy because you should know that 25% is a quarter, and 400 can just be divided by 4 to get your answer.
The answer is <span>43.584. just put in google 19.2% of 227.</span>
STEP 1
Write out the formula needed

STEP 2
Equate both equations together then substitute the values of the points into the equation.