The width and height of the rectangle become \(a\) and \(b\) in the formula and \(c\) is the ... the length of the diagonal EG is 7.2 cm. An isosceles triangle has two sides of the same length ...

You may hear students say words like ‘paralyzed’ triangle for isosceles and equilateral triangles after noticing the restrictive movements of these triangles upon dragging. Properties of symmetry: - ...