Answers

2014-09-24T18:52:48+05:30
1\2into b into h=240 B into 30=240into2 B=240 into 2\30=16 Hsquar=p into w =(30)2+16 =900+256 =1156 H=1156=34 16+30=46 46+34=80
0
2014-09-24T19:58:38+05:30


in a right triangle the area is 1/2base x height.

 240= 1/2 x base x 30  .    thus base =16m

By Pythagoras theorem (Hypotenuse)2 = (30)+ (16)2 Thus,

hypotenuse = whole root of 1156 =  34m

Perimeter of the triangle = 34 +30 + 16        thus,   Perimeter = 80m             

1 5 1