Question

TSA of this figure, hello I was asked to make a 3d modal (of cardboard ) of this tribal jwellery , But can anyone tell me how can I find tsa of this half moon like figure?, I request someone to give me ideal solution, please don't type anything for points!!!

(sorry for the spell errors )

Answer 1

thank u for the free points.

ur a great genius.

keep up ur great job.

Answer 2

Answer:

So Basically it's in the shape of Hemisphere.

TSA of Hemisphere = 3πr²

Let the Radius of this Jewellery is 7 cm

• Total Surface Area will be :

⇒ TSA = 3πr²

⇒ TSA = 3 × 22/7 × (7)²

⇒ TSA = 3 × 22 × 7

⇒ TSA = 21 × 22

⇒ TSA = 462 cm²