Search results
Find the curved surface area and total surface area of a hemisphere of radius 21cm. View Solution. Q5. Find the total surface area of a hemisphere of radius 10 cm. ...
Total surface area of a hemisphere = 3 π r 2 = 3 × 22 7 × 21 × 21 = 4158 c m 2. Was this answer helpful? 44. Similar Questions. Q1. Total surface area of a soli ...
Find (i) the curved surface area and (ii) the total surface area of a hemisphere of radius 3.5 cm.
Q 1. Find the total surface area of a hemisphere of radius 10 cm. (Use π=3.14) View Solution. Q 2. Find the total surface area of a solid hemisphere of radius 10 cm. [Use π=] View Solution. Q 3. View Solution. Q 4.
Total surface area of the hemisphere = 462 c m 2. Total surface area of the hemisphere = 2 π r 2. ⇒ 462 = 3 π r 2. ⇒ r = 7 cm. Volume of hemisphere = 2 3 π r 3. V = 2 3 × 22 7 × 7 3. V = 718.67 c m 3
The diameter of a solid hemisphere is 42 cm. Find its volume, curved surface area and total surface area.
Find the curved surface area and total surface area of a hollow hemisphere whose outer and inner radii are 4.3 cm and 2.1 cm respectively.
a) The radius of the hemisphere is 11 cm. b) The Total Surface Area of the hemisphere is 1140.85 cm². c) The cost of painting it's total surface area is ₹4563.4. Formula(s): Step-by-step explanation: Given that, CSA of the hemisphere = 242π cm²; To find, Radius of the hemisphere; TSA of the hemisphere; Cost of painting (at the rate of ₹4 ...
Apr 2, 2021 · The total surface area of a solid hemisphere is equal to the curved surface area of a cylinder. The radius of the hemisphere is r cm. The radius of the cylinder is twice the radius of the hemisphere. Given that volume of hemisphere : volume of cylinder = 1 : m find the value of m.
Jul 29, 2020 · Total surface area of hemisphere: → Total surface area of a hemisphere is given by the equation. Total Surface Area = 3πr². → Substituting the given datas in the equation, we get. Total Surface Area = 3× (22/7)× (3.5)². Notes: Volume of a hemisphere = (2/3)πr³. Total Surface area of a hemisphere = 3πr². Curved Surface area of a ...
