A room is 8.1m long and 5.2m wide. Now we need to lay 0.6m square floor tiles. Is 100 pieces enough? (regardless of loss.)

A room is 8.1m long and 5.2m wide. Now we need to lay 0.6m square floor tiles. Is 100 pieces enough? (regardless of loss.)

8.1 × 5.2 (0.6 × 0.6) = 42.12 △ 0.36 = 117 (pieces) 100 < 117 A: 100 such tiles are not enough