Case Study - 2 (continued)

Refer to the coffee cups described in Q37.

(ii)(a) What is the capacity of the hemispherical cup?

Question

Case Study - 2 (continued)

Refer to the coffee cups described in Q37.

(ii)(a) What is the capacity of the hemispherical cup?

Accepted Answer

Step 1: Capacity $= \frac{2}{3}\pi r^3 = \frac{2}{3} 	imes \frac{22}{7} 	imes \frac{21}{2} 	imes \frac{21}{2} 	imes \frac{21}{2} = \frac{4851}{2}$ or $2425.5$ cm$^3$

Question

Solution