20
Constant in a mathematical expression is a term whose value never changes.
The terms with x and y will vary based on the variable x and or y.
Answer:
A.
Step-by-step explanation:
Answer:
1,2,3,4 on edge
Step-by-step explanation:
Answer:
Option B
Step-by-step explanation:
Formula to be used to calculate the length of an arc,
Length of arc = 
Here, θ = Angle subtended at the center by the arc
r = radius of the circle
By substituting values in the formula,
s = 


Therefore, Option B will be the answer.
Answer:
im pretty sure its 1
Step-by-step explanation: