m= negative four thirds (-4/3)
Answer:
1
Step-by-step explanation:
Y₂-y₁
--------
x₂-x₁
x₁ = -3
y₁ = 4
x₂ = 4
y₂ = -1
-1 - 4
----------- =
4 - (-3)
-5
-----
7
m = -⁵/₇
If the perimeter of a circle is d*pi, then you would do ((30*3.14)-(20*3.14))/2 to find the perimeter.
30*3.14=94.2
20*3.14=62.8
94.2-62.8=31.4
31.4/2=15.7 cm