50 square stone slabs of equal size were needed to cover a floor area of 98 sq . m . find the length of each stone slab ?
"area of each slab = 98 / 50 m 2 = 1.96 m 2 length of each slab √ 1.96 = 1.4 m = 140 cm"
multiply(sqrt(divide(98, 50)), const_100)