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Question
The length of the diagonal of a square is `10sqrt(2)` cm. Its area is ______.
Options
200 cm2
100 cm2
150 cm2
`100sqrt(2)` cm2
MCQ
Fill in the Blanks
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Solution
The length of the diagonal of a square is `10sqrt(2)` cm. Its area is 100 cm2.
Explanation:
Area = `1/2 xx ("diagonal")^2 `
= `1/2 xx (10sqrt(2))^2 cm^2`
= 100 cm2
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