Question

Martin is pasting pieces of squared paper of equal size onto a board measuring 72cm by 90cm. if only whole square pieces are used and the board is to be completely covered, find the largest possible length of the side of each squared paper. GCF/LCM

Answer 1

Answer:

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Answer 2

Answer:

Answer is 18

Step-by-step explanation:

the largest possible length of the side of square colored paper = GCF of 72 cm by 90cm.

Factor of 72= 2×2×2×3×3

Factor of 90 = 3×3×2×5

GCF= 2×3×3 = 18