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Graeme McRae
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Condition where one root is the square of the other
Activity
Graeme McRae
Point P inside Equilateral Triangle Distance from Sides is h
Activity
Graeme McRae
Triangle Incenter and Excenters
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Graeme McRae
Circles through two points and tangent to line
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Graeme McRae
Isosceles triangle w inscribed circle and tangent triangle
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Graeme McRae
Cone inscribed in sphere
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Graeme McRae
Two spheres in a cube, cross section diagonal view
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Graeme McRae
16-point star with exterior angle 157.5 degrees
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Graeme McRae
Prime Solutions to (x-1)(y-1)=72
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Graeme McRae
Diagonals of a Regular Octagon
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Graeme McRae
Puzzle Find area of PQRS
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Graeme McRae
Puzzle Find area of PQRS in general
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Graeme McRae
Tetrahedron has square cross section
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Graeme McRae
Cross section of cone, sphere, cylinder
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Graeme McRae
Cone + Sphere = Cylinder
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Graeme McRae
Area of Regular Octagon Equals This Rectangle
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Graeme McRae
3 congruent intersecting circles region 2
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Graeme McRae
3 congruent intersecting circles
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Graeme McRae
Triangle 2 altitude feet equidistant from 3rd side midpoint
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Graeme McRae
Barycentric Coordinates
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Graeme McRae
Equilateral Triangle Barycentric Coordinates 234
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Graeme McRae
Similar Polygons
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Graeme McRae
Rhombus with diagonals 72 and 30
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Graeme McRae
Parallelogram ABCD point P angles APB and CPD supplementary
Activity
Graeme McRae