Interactive Lessons

Search over 850 fully planned, interactive, differentiated mathematics lessons designed to engage and inspire your students.

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Ages 14 - 16

Volume of Similar Shapes and Volume Scale Factor

Students learn how to calculate the volume scale factor from similar solids to calculate a capacity.

Ages 14 - 16

Calculating lengths in similar shapes

Students learn how to calculate missing lengths in similar shapes.

Ages 14 - 16

Similar Shapes Calculations

Students learn how to use the length, area and volume scale factors for similar shapes.

Ages 14 - 16

Similar Areas

Students learn how to calculate areas of similar shapes using the area scale factor.

Ages 14 - 16

Congruence

Students learn how to prove congruency using angle properties and geometrical facts.