It is 20+20+40+40= 120ft if you dont want decimals
Answer:
You need to use the ruler to measure the sides. Find the area of the whole square and subtract that from the area of the white square. That's your answer.
Answer:B
Step-by-step explanation: dy/dx = (1--4)/(-10-0)
= 5/-10
=-1/2
Answer:
23.3
(or
(let me know if you wanted this one and is you want it explained) lol)
Step-by-step explanation:
To find the length of the fence, use the Pythagorean theorem because, if you cut a rectangle diagonally, you will create two right triangles, and this formula only works with right triangles:

Insert values:

Solve for c:
Evaluate exponents

Simplify addition

Find the square root of both
The fence needs to be approximately 23.3 m.