we know, that the angle formed by an arc at the center of the circle is two times the angle formed by same arc on any point on the circumference,
So,
=》
hence, correct answer is B.
2x+9+8x+1=180
2x+8x+9+1=180
10x+10=180
10x=170
X=17
Answer:
The length of side of patio is 11.27 feet.
Option A is correct option.
Step-by-step explanation:
Area of patio = 127 ft^2
We need to find side length of the patio.
Since the patio is square, the formula used is:
where l is the side length of square.
Now, putting value of area we can find area of square.
So, the length of side of patio is 11.27 feet.
Option A is correct option.