Antiparticles Animation Play

Antiparticles – matter and antimatter Student activity Play

Application of Harry's formula Whiteboard exercise Play

Application of the Pythagorean theorem in 2-D Class activity Play

Application of the Pythagorean theorem in 2-D Whiteboard presentation Play

Application of the Pythagorean theorem in 3-D Whiteboard presentation Play

Application of the Pythagorean theorem in 3-D Class activity Play

Applying the formula for the area of a triangle Student activity Play

Applying the Pythagorean theorem Animation Play

Applying the Pythagorean theorem Student activity Play

Are the two triangles similar? Animation Play

Area and circumference – calculation problems Student activity Play

Area and circumference – calculation problems Whiteboard exercise Play

Area of a rectangle Whiteboard exercise Play

Area of a rectangle Student activity Play

Area of a rectangle Whiteboard exercise Play

Area of a square Student activity Play

Area of a square Whiteboard exercise Play

Areas of parallelograms Student activity Play

Areas of rectangles – reminder Student activity Play

Areas of similar figures Student activity Play

Areas of various shapes Student activity Play

Attaching the measure to the angle Animation Play

Balloon seller Animation Play

Building a rectangle Whiteboard exercise Play