The answer is D. 28, 14/28 = 1/2.
Hope this helps:)
The greatest possible error is one half of the measuring unit you're using.
Multiply the unit you use by 1/2:

The greatest possible error will be
1/8 inch.
Answer:
28 units sqr
Step-by-step explanation:
Area of Rectangle
A= Lw = 8(4) = 32
Area of Triangle
A=
=
= 4
32- 4 = 28 units sqr
The answer is 540.. I think