Answer:
The area of the circle is 
Step-by-step explanation:
we know that
The area of a circle subtends a central angle of
radians
so
By proportion find the area of the circle

9514 1404 393
Answer:
2√5
Step-by-step explanation:
The distance formula is useful for this.
d = √((x2 -x1)² +(y2 -y1)²)
d = √((2 -(-2))² +(1 -3)²) = √(4² +(-2)²) = √20
d = 2√5
The length of segment PQ is 2√5.
1 meter = 0.1 decameters
0.1 * 250 = 25
So she used 25 decameters of creme paper.
Answer:
Parallel lines are like a square. all sides of a square are parallel.
Step-by-step explanation: