Please help Find the missing side of this right
triangle.
21
х
15
X =
= V[?]

14,7

Step-by-step explanation:

Use Pythagorean theorem.

a^2+b^2=c^2

a=√21^2-15^2= √216=14,7

So first off you’d have a pie and cut it into thirds. So you have 3 pieces right now. Then you would multiply those thirds by fourths. Thirds times fourths so now you have twelfths. Then you’d multi those twelfths times halves so now you have 24 pieces of pie in total. The amount of pieces the baker sold was 20/24. Reduced the answer is /. So the baker sold 5/6 of the pie