Answer:
uhhh you didnt give any answer choices
Step-by-step explanation:
Answer:
4 divided by one-fifth
Step-by-step explanation:
A trick with fractions is if you want to find the numerical value of the fraction divide the Numerator by the denominator and you will get a decimal value that is easier to work with, I hope this helps! ^<^
Answer:

Step-by-step explanation:
Divide both sides by 

Simplify:
; 
Answer:
See below
Step-by-step explanation:
It is NOT a RIGHT triangle so you <u>cannot use</u> 1/2 b * h
but you can use Heron's Formula
Area = sqrt( s (s-a)(s-b)(s-c) )
s = semi- perimeter = (3+6+7)/2 = 8
Area = sqrt ( 8 ( 8-3)(8-6)(8-7) ) = sqrt ( 80) = 8.9 cm^2