SOLUTION: Find the length of side a in the right triangle, if b = 4 and c=5. a =

Algebra.Com
Question 290266: Find the length of side a in the right triangle, if b = 4 and c=5.
a =

Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
3,4, 5 is a classic right triangle.
You should know it and 5,12,13
otherwise x^2+4^2=5^2
x^2+16=25
x^2=9
x=3
reject neg root

RELATED QUESTIONS

Find the length for side a in the right triangle, if b=4 and... (answered by checkley77)
What is the length of side"a" in a right triangle if side "b"= 4 and side "c"=... (answered by Alan3354)
Find the length of side a in the right triangle, if b=6 and... (answered by anomis)
4. In a right triangle find the length of the side not given b=2 and c=√13 (answered by nyc_function)
In a right triangle, find the length of the side not given b=2,... (answered by stanbon)
Question 1. Find side b if side a = 8.5 inches and side c = 15 inches. in a right... (answered by MathLover1)
In the right triangle, find the length of the side not given. a=3,... (answered by Alan3354)
in a right triangle find the length of the side not given b=1, c= sqrt... (answered by rfer)
Assume that a, b, and c are sides of a right triangle as shown in this picture. If side b (answered by pmesler)