elevation and depression

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Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

Mathematics Curriculum Centre

eye - level

eye - level

Mathematics Curriculum Centre

eye - level

eye - level

Mathematics Curriculum Centre

eye - level

eye - level

The angles are equal – they are alternate angles