yTeach - Teaching resources and tools


	[Whiteboard exercise] Finding the vertices of a parallelogram \| Play

	[Class activity] Addition of forces \| Play

	[Class activity] Angles in simple polygons \| Play

	[Class activity] Areas of polygons \| Play

	[Class activity] Quadrilaterals and their properties \| Play

	[Whiteboard presentation] Angles in simple polygons \| Play

	[Whiteboard presentation] Areas of polygons \| Play

	[Whiteboard presentation] Quadrilaterals and their properties \| Play

	[Student activity] A line parallel to a given line \| Play

	[Student activity] Addition of forces by means of a parallelogram \| Play

	[Student activity] Addition of forces by means of a triangle \| Play

	[Student activity] Addition of vectors \| Play

	[Student activity] Angles and sides of quadrilaterals \| Play

	[Student activity] Angles in a cyclic quadrilateral \| Play

	[Student activity] Angles of quadrilaterals \| Play

	[Student activity] Areas of parallelograms \| Play

	[Student activity] Areas of polygons \| Play

	[Student activity] Areas of polygons made of parallelograms \| Play

	[Student activity] Basic shapes – a reminder \| Play

	[Student activity] Billiard ball collisions and the velocity vectors \| Play

	[Student activity] Calculating the area of a polygon \| Play

	[Student activity] Decomposition of vectors \| Play

	[Student activity] Figures in coordinates – part 2 \| Play

	[Student activity] Inscribed circles, circumscribed polygons \| Play

	[Student activity] Maximum and minimum forces \| Play