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प्रश्न
For finding AB and BC with the help of information given in the figure, complete following activity.
AB = BC .......... 
∴ ∠BAC =
∴ AB = BC = × AC
= × `sqrt8`
= × `2sqrt2`
=
रिकाम्या जागा भरा
बेरीज
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उत्तर
AB = BC ...(Given)
∴ ∠BAC = 45°
∴ AB = BC = `1/sqrt2` × AC
= `1/sqrt2` × `sqrt8`
= `1/sqrt2` × `2sqrt2`
= 2
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