+0  
 
0
831
1
avatar
Okay there are a 2 questions that i CANNOT understand i know how to do the theorem but this is harddd.. okay
1) A right triangle has legs of length 3x meters and 4x meters and hypotenuse of length 75 meters. find the lengths of the legs on the triangle... PS This is the challenge one i have to do. Here is the easier one
Story Prob: sorry..
[color=#8000BF]2) a construction company is pouring a rectangular concrete foundation. The dimentions are 24 ft by 48 ft. Describe a procedure to comfirm that the sides of the foundation meet at a right angel

IF SOMEBODY ANSWERS THIS I LOOOVE YOU Thanks!!!!!!!!!!!!!!![/color]
 Nov 27, 2012
 #1
avatar+42 
0
a^2 + b^2 = c^2
(3x)^2 + (4x)^2 = 75^2

9x^2 + 16x^2 = 75^2
25x^2 = 25^2.3^2
x^2 = 5^2.3^2
x=15
So the length of the sides are 45 and 60
 Nov 28, 2012

1 Online Users