Measuring the world around you: perimeter and area of shapes, volume of containers like water tanks and boxes, and how these connect to real problems like fencing a field or filling a tank.
PerimeterThe distance all the way around a shape - like the length of wire needed to fence a field.Area formulasRectangle: …
View LessonVolumeHow much a container can hold - like how many buckets of water fit inside a tank.Cuboid: V = length …
View LessonDensityHow tightly packed the mass of an object is - a brick of iron is much denser than the same …
View LessonFind the area of a rectangular field 40 m by 25 m.Find the perimeter of the same field, then the …
View Exercise Submit ExerciseFind the volume of a cuboid box 30 cm × 20 cm × 15 cm.A cylindrical tank has radius 2 …
View Exercise Submit ExerciseA stone has mass 250 g and volume 100 cm³. Find its density.A piece of wood has density 0.6 g/cm³ …
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