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Someone plz help it looks easy but I dont understand

Someone plz help it looks easy but I dont understand-example-1

1 Answer

6 votes

Answer:

Explanation:

(√8)²=8,2²+2²=8

√8→2 units,2 units

(√7)²=7,(√5)²+(√2)²=5+2=7

√7→√5 units,√2 units

(√5)²=5,2²+1²=5

√5→2 units ,1 unit

3²=9,2²+(√5)²=9

3→2 units,√5 units.

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