Answer:
radius=6
Step-by-step explanation:
arc ACB=6xPi
Pi=3.14159
arc ACB=18.85 (rounded to 2 places)
ACB is a half circle so a full circle would be 18.85x2 or 37.7
circumference (whole circle)=2 x Pi x radius
37.7=2 x 3.14159 x radius
radius= 37.7/(2 x 3.14159)
radius=6
Answer:
can you send it clearly it is blur see
Answer:
15.85%
Step-by-step explanation:
Given:
Acres damaged (burned) = 6,500 acres
Acres in total forest = 41,000 acres
Hence the amount of damaged forest as a fraction of the total forest,
=
= 
expressed as percentage =
x 100% = 15.85%
Answer:
The answer is D.
Step-by-step explanation:
We have to apply Discriminant Law. When a quadratic equation, ax² + bx + c = 0 has equal roots so the discriminant will be 0. Then, you have to substitute the values into the formula :








Answer:
120 degrees
Step-by-step explanation: