Question

find the area of the triangle with a=14.8, b=10.6, c=13.8

Answer 1

@Nay_Af

Answer 2

what formula did you use?

Answer 3

My friend told me she used this one so i don't know if it's the right one.

http://prntscr.com/91oqpx

Answer 4

Give me a few minutes till I solve it on paper.

Answer 5

http://www.mathopenref.com/heronsformula.html

Answer 6

oh I haven't seen that one before
you can slao use Hero's formula

Area = sqrt[s(s-a)(s-b)(s-c)]

where a,b and c are the 3 sides and s = half the perimeter

Answer 7

i used that and got 70.1 to the nearest 10th

Answer 8

Oh its called Heron's formula not Heros

Answer 9

It's a bit easier to use than your friend's.

Answer 10

Refer to the attachment.