(-20/7) * (42/25)
-20/7 * 42/25
is π\piπ /3 a rational number
is 3 a rational number
what is the area of a circle when the radius is 7 (round 2 decimal places)
0.041666666666666664x−1911.2083333333333=−26x−14259
x + x+1
x+2 x-2
-15/42 - 26/42
root 2 * root 54
root 35
