Answer:
Step-by-step explanation:
54 dived by 1.5 is 36.
36 dived by 12 is 3.
You need 3 boxes.
Answer:

Step-by-step explanation:
we know that
Heron's Formula is a method for calculating the area of a triangle when you know the lengths of all three sides.
so

where
a, b and c are the length sides of triangle
s is the semi-perimeter of triangle
we have

Find the semi-perimeter s

Find the area of triangle



Simplify

Answer:
I think this is the answer. I tried.
Step-by-step explanation:
13/10/4 = .325
A. 1,400 x .325=455
Net Price=1,400-455 = 945
B. Trade Discount = 32.5%
6m times 8m=48m times 6m=288m times 10m equals 2,880