calculate the area of triangle JIM, pictures attached

Question

anonymous · Answer

attachment

zzr0ck3r · Answer

use herons formula
if a,b,c are lengths of the sides of the triangle, and
$$p=\frac{a+b+c}{2}$$
then
$$area = \sqrt{p(p-a)(p-b)(p-c)}$$

zzr0ck3r · Answer

so find p
$$p = \frac{13+18+21}{2}=?$$

anonymous · Answer

26

zzr0ck3r · Answer

then
$$\sqrt{26(26-13)(26-18)(26-21) }=?$$

anonymous · Answer

676?

anonymous · Answer

351?

zzr0ck3r · Answer

$$\sqrt{26*13*8*5}$$

zzr0ck3r · Answer

are you just guessing?

zzr0ck3r · Answer

sorry man im not helping you anymore...I do everything but give you the answer. you then just guess and hope I will say correct. then if I don't you close the question and go for another one. If you do it again I am just going to paste this message in there so others know. Help yourself, the world is not here to give things too you.

anonymous · Answer

woah retriceole. im confused, if you dont want to help get off the site.

zzr0ck3r · Answer

I am helping, then once it gets to the point where you need to do something you close the question

anonymous · Answer

i got the answer now, you werent clear to me. bye

zzr0ck3r · Answer

yep, ask another and see if the same thing don't happen

zzr0ck3r · Answer

we are not here to take your test

anonymous · Answer

im not asking you too! your a d***. goodbye