Similarity 30821

There is a given square ABCD with a = 5.3cm. Determine the side size of a similar square if the similarity ratio k = 3cm. Calculate the area and the perimeter of the magnified square

Correct answer:

S =  252.81 cm2
o =  63.6 cm

Step-by-step explanation:

a=5.3 cm k=3 b=k a=3 5.3=10159=15.9 cm  S=b2=15.92=252.81 cm2
o=4 b=4 15.9=63.6 cm

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