Mathematics for IGCSE & O level - Mensuration (Section 12 - No. 49)
Which shapes' area calculations involve multiplying the base by the height?
Rectangle
Parallelogram
Triangle
Trapezium
ব্যাখ্যা
Rectangles and parallelograms use base * height for their area. Triangles and Trapeziums are calculated by half base * height or formula involving base and height.