A solid toy is made up of a hemisphere surmouted by a right circular cylinder of height 4cm and radius 3cm calculate the total surface area of the toy
Answers
Answered by
0
Answer:
160.28 cm^2 is the correct answer please try it by yourself you need to add the base area of cylinder.
Answered by
4
Answer:
the surface area of the hemisphere =(2×22/7×3×3) cm²
=56.55cm²
the lateral height of the cone = 5cm (using pythagoras theorem)
the lateral surface area of the cone =(2×22/7×3×5)cm²
=94.25cm²
total surface area of the figure =56.55+94.25cm²
= 150.8cm²(ANS)
Similar questions