Answer:
16π
Step-by-step explanation:
Area = πr²
r - radius
r = d/2 = 8/2 =4
Area = 4²π = 16π
Answer:
X = 7
Step-by-step explanation:
180=90+4x+6+8x
84=12x
7=x
Line is Passing through the Points (-3 , -1) and (-5 , 4)
Slope of a Line Passing through two points (x₁ , y₁) and (x₂ , y₂) is given by :

here x₁ = -3 and x₂ = -5 and y₁ = -1 and y₂ = 4

Answer:
The scale factor is 3
Step-by-step explanation:
6/2=3 (one of the triangles sides)
Answer:
28.26ft^2
Step-by-step explanation:
The formula for area of circle is:
A=3,14*r^2, where r =3 and 3,14 is pie number, so we have
A=3.14*9=28,26