lesson Write a review • 3 Downloads lesson 3 Downloads Write a review beta EdBrAIn It EdBrAIn uses AI to customize lesson resources for your students’ needs. Of all the Areas - Numeracy Problem Share Share On Facebook Share On Twitter Share On Pinterest Share On LinkedIn Share On Microsoft Teams Email Copy link Share Share On Facebook Share On Twitter Share On Pinterest Share On LinkedIn Share On Microsoft Teams Email Copy link nrich maths Subject Math — Mathematical Functions Grade Level Grades 9-12 Resource Type Activity License About Resources Reviews Related About This Lesson Can you find a general rule for finding the areas of equilateral triangles drawn on an isometric grid? Resources Files beta EDBRAIN IT EdBrAIn uses AI to customize lesson resources for your students’ needs. isometric_paper.pdf Activity February 8, 2020 231.45 KB External resources http://nrich.maths.org/public/viewer.php?obj_id=693 Website Reviews Be the first to submit a review! Advertisement More from this Contributor Lesson Math Story Time Activity • Grades K-2 nrich maths Lesson Making Caterpillars Activity • Grades K-2 nrich maths Lesson Baskets Activity • Grades K-2 nrich maths Lesson Got a strategy for the last biscuit? Grades 3-12 nrich maths Lesson Efficient stage Activity • Grades 6-8 nrich maths Lesson Finding fifteen Activity • Grades K-5 nrich maths