SOLUTION: Hello tutor i need help with this question can you solve and explain all parts? - Mrs. P's flat screen tv is 20in log . if the diagonal is 25in long what is the width of Mrs. p's T

Algebra ->  Pythagorean-theorem -> SOLUTION: Hello tutor i need help with this question can you solve and explain all parts? - Mrs. P's flat screen tv is 20in log . if the diagonal is 25in long what is the width of Mrs. p's T      Log On


   

Question 519957: Hello tutor i need help with this question can you solve and explain all parts? - Mrs. P's flat screen tv is 20in log . if the diagonal is 25in long what is the width of Mrs. p's Tv
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
20in long .
diagonal is 25in long
It is rectangular.
The diagonal forms the hypotenuse
Use Pythagoras theorem
leg1^2+leg2^2=hypotenuse^2
25^2+leg2^2=25^2
leg2^2=25^2-20^2
leg 2 = sqrt%2825%5E2-20%5E2%29
leg2 = sqrt%28625-400%29
leg2= sqrt(225)}}}
leg2 =>width = 15 in
m.ananth@hotmail.ca