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Geometry
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India
Class VII

Deductive Proofs

Lesson
Practice

Interactive practice questions

Prove that $x$x= $y$y.

Easy
3min

In the diagram, $POQ$POQ is a straight line, with $PO$PO bisecting $\angle SOR$∠SOR.

Easy
5min

In the diagram, $AB$AB//$EF$EF//$CD$CD.

Easy
4min

In the diagram, $CD\parallel EF$CD∥EF and $GH\parallel DJ$GH∥DJ.

Medium
5min
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Outcomes

7.G.US.1

Pairs of angles (linear, supplementary, complementary, adjacent, vertically opposite) (verification and simple proof of vertically opposite angles)

7.G.PT.1

Angle sum property (with notions of proof & verification through paper folding, proofs using property of parallel lines, difference between proof and verification.)

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