SOLUTION: 76. Simplify. Sqrt(6) Sqrt(14) * Sqrt(7)Sqrt(3) 114. Area of a triangle. Find the exact area of a triangle with a base of Sqrt(30) meters and a height of Sqr

Algebra ->  Square-cubic-other-roots -> SOLUTION: 76. Simplify. Sqrt(6) Sqrt(14) * Sqrt(7)Sqrt(3) 114. Area of a triangle. Find the exact area of a triangle with a base of Sqrt(30) meters and a height of Sqr      Log On


   

Question 184381: 76. Simplify.

Sqrt(6) Sqrt(14)
*
Sqrt(7)Sqrt(3)

114. Area of a triangle. Find the exact area of a triangle with
a base of Sqrt(30) meters and a height of Sqrt(6) meters.
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt(6*14)
=2sqrt(21)
.
sqrt(7*3)=sqrt(21)
.
2sqrt(21)*sqrt(21)
=2*21
=42
.
.
.5ab=A
.5*sqrt(30)*sqrt(6)
=.5sqrt(180)
=.5sqrt(36*5)
=.5*6sqrt(5)
=3sqrt(5)m^2
.
Ed