27:39 3d Pythagoras and 3d Trigonometry
Full walkthrough of 3D Pythagoras and trigonometry problems, exactly the harder end of this lesson.
Problem solving - Pythagoras and trigonometry
Use Pythagoras theorem and trigonometry to solve problems. Assessed in the challenge questions (coming in wave 2), not on the practice sheet.
3 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.
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