Answer:
1 and 4 are vertical angles
2 and 3 are vertical angles
Step-by-step explanation:
Vertical angles are across from one another, share the same point (vertex) and are made by intersecting lines
1 and 4 are vertical angles
2 and 3 are vertical angles
Answer:
200.96 units
Step-by-step explanation:
Use the formula for the volume of a cone 
Plug in the values (
=3.14) and multiply them all out
A. -1.3
B. 4.5
C. -5.4
D. 3.1
Answer:
18.85 feet
Step-by-step explanation:
Determine the arc length of SR
Arc length = θ/360 × 2πr
r = 9 feet
θ =120°
Arc length = 120/360 × 2 × π × 9
= 18.849555922 feet
Approximately = 18.85 feet
Therefore, the arc length of SR = 18.85 feet
