Monday

April 21, 2014

April 21, 2014

Posted by **RIYA** on Sunday, October 23, 2011 at 7:24am.

- MATH -
**Reiny**, Sunday, October 23, 2011 at 9:18amlet the base be 5x and the height 3x ,

area of triangle = (1/2)base x height

(1/2)(5x)(3x) = 67.5

35x^2 = 135

x^2 = 9

x = √9 = 3

so base is 5x = 15

height is 3x = 9

check:

15 : 9 = 5 : 3

(1/2)(15)(9) = 67.5

**Related Questions**

math - The base of a triangle is 5cm greater than the height. The area is 18cm^2...

Algebra Word Problem - COULD SOMEONE PLEASE HELP ME WITH THIS !!!!!!!!!! The ...

math - i have trouble finding the answer to this and how to srt. there is a ...

geometry - If the height of a triangle is one inch more than twice its base, and...

math - The base of a triangle is 10 cm longer than the height. Determine the ...

MATH - The base and height of a triangle are in the ratio 5:3.if the area of the...

geometry - the area of a triangle is 338 square yards. the height of the ...

Algebra - A triangle has an area of 60 in^2. Its base is 10 inches and its ...

Math problem - The area of a triangle is equal to 1/2 the hight times the base. ...

Math - The altitude of a triangle is increasing at a rate of 2500 centimeters/...