Ten.
1/3 of 30 is 10
Drawing pictures always helps
The answer would be 2/5 is equal to 10/25 and 1/5 would be 5/25
The shaded area is a segment. The area of a segment is
.
You know radius that is the side of isosceles triangle and measure of angle between two equal triangle sides, then
sq. m..
The area of sector is
sq. m..
Then
sq. m.
Answer:
sq. m.
I believe the answer is C
The probability that it will land on a green face is 5/6
Therefore it is not sure that she will win but most certainly she will therefore the answer is C