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From Karnataka Open Educational Resources
→Activity No # 1. Angle sum property of a quadrilateral.
*Question Corner:
*Question Corner:
# What can you say about the angles in a regular quadrilateral ?
# What can you say about the angles in a regular quadrilateral ?
# Try proving this property in case of a convex quadrilaterals as well.
# Try proving this property in case of a concave quadrilaterals as well.
===Activity No # 2. "I have - Who has ?"===
===Activity No # 2. "I have - Who has ?"===
