SOLUTION: Find side b if side a = 4.5 inches and side c = 10 inches.

Algebra ->  Pythagorean-theorem -> SOLUTION: Find side b if side a = 4.5 inches and side c = 10 inches.      Log On


   

Question 32029: Find side b if side a = 4.5 inches and side c = 10 inches.
Answer by Cintchr(481) About Me  (Show Source):
You can put this solution on YOUR website!
a = 4.5
c = 10
Plug these in
+a%5E2+%2B+b%5E2+=+c%5E2+
+4.5%5E2+%2B+b%5E2+=+10%5E2+
+20.25+%2B+b%5E2+=+100+
subtract 20.25 from both sides
+b%5E2+=+79.75+
Square root both sides
+b+=+sqrt%2879.75%29+
b is approx 8.9 inches