A tetrahedron and a pyramid have edges of equal length. If they are glued together on a triangular face with the vertices aligned, how many faces will the new shape have?
Time: 3:47
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Teacher: Click the play button in the centre of the video screen above. In the bottom right corner of the video (when you cursor moves over the playing video) is a broken square button which opens full-screen mode. Tetrahedron and PyramidA tetrahedron and a pyramid have edges of equal length. If they are glued together on a triangular face with the vertices aligned, how many faces will the new shape have?There are plenty of other maths videos in the collection which are perfect when you need a change of focus. There are funny videos, instructional videos and videos that will inspire and motivate. Add this video to Google Classroom: |
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