They are 1/4 each.
Take the dark green fraction pieces and place them on the red circle. When all the pieces have been placed correctly you will see that the green pieces cover the red exactly.
A 30 foot circle covers about 707 square feet. 23 pieces would technically cover that. I'd get 30 of them so I wouldn't have to cut any of them.
Using a fraction piece with a denominator of 6, we need to find a fraction that, when repeated twice, will cover 4 out of 6 equal parts of a circle. Since 4 out of 6 is equivalent to 2 out of 3, the fraction piece we need is 2/3.
3.5 sheets to cover that.
A big circle.
6 pieces of plywood will cover this area without a lot of piecing.
wala
3 pieces, one in each slit of the matzo cover
72/100 i think
Puzzle pieces
A biggon is a cap or hood with pieces which cover the ears.
A circle with a diameter of 77 feet will cover 4657 square feet.