Area And Volume Exercise Form 3 -

Mathematics is often described as a language, and in Form 3, that language begins to describe the physical world with remarkable precision. For students transitioning from basic geometry to more complex spatial reasoning, the topic of —specifically Area and Volume—stands as a critical milestone.

A solid hemisphere has a radius of

Calculate the area of a circle with a radius of 7 cm. (Use $\pi = \frac227$) A) 44 cm$^2$ B) 154 cm$^2$ C) 22 cm$^2$ D) 308 cm$^2$ area and volume exercise form 3

A prism has a trapezium cross-section with parallel sides 6 cm and 10 cm, and vertical height 4 cm. Calculate the cross-sectional area. Mathematics is often described as a language, and

$$V = \pi r^2 h$$

A cylindrical open-top water tank (no lid) has radius 0.7 m and height 1.5 m. Find the total external surface area to be painted (base + curved wall). (Use $\pi = \frac227$) A) 44 cm$^2$ B)