Splet09. maj 2024 · The lateral area of a cone is given by A = πrh where r and h represent the radius and slant height, respectively. Substituting given values, you have 555π cm² = π … Splet20. dec. 2013 · What is the radius of a cone with the lateral area being 443.3 mm^2 and the slant height being 14.7 mm. Answered by Penny Nom. Find out the length of a cup when its volume is halved ... is 8 cm and the height is 20 cm. Water is poured in to a height of x cm.Show that if the volume of the water is V cubic cm,then V=(4/75)pi x3. Answered by …
Surface Area of a Cone - Formula, Derivation, Examples and FAQs
SpletCalculate the lateral surface areas of both objects by using the lateral area formula. Solution: To find: Lateral surface area of sphere and hemisphere Given: Radius of the sphere and hemisphere = 4 units Using lateral area formula, Lateral area of sphere = 4πr 2 = 4 × π × (4) 2 = 201.142 square units SpletWe know, the curved surface area of a cone = π r l, where r is the radius of the cone and l is the slant height. Given, curved surface area of cone = 4 0 7 0 c m 2 and diameter d = 7 0 c m . Therefore, Radius r = 2 d = 2 7 0 = 3 5 cm. bsyleaf manilla william morris wallpaper
Lesson Explainer: Surface Areas of Cones Nagwa
SpletThe lateral area of a cone is 612 pi the radius is 14.2 what is The lateral area of a cone is 612 pi cm2 The radius is 14. 2 cm. What is the slant height to thenearest tenth of a centimeter? A. 13. 7 cm Splet14. avg. 2024 · The area of the base of the cone is 144π cm 2, ⇒ πr 2 = 144π ⇒ r = 12 The cone is remoulded to obtain a solid sphere, ⇒ √ (12 2 + h 2) = 13 ⇒ 144 + h 2 = 169 ⇒ h 2 = 25 ⇒ h = 5 ⇒ Volume of the cone = 1/3 × π × 12 2 × 5 = 240π cm 3 Let the radius of the sphere be R cm. ⇒ 4/3 × π × R 3 = 240π ⇒ R 3 = 180 ⇒ R = ∛180 ∴ Radius of the sphere = … SpletQ: Find the surface area of the cylinder. 7 in 10 in The surface area of the given cylinder is in²2.… A: Q: 3) Find the missing lengths, x and y, in the picture below 5 cm D A 15 cm x cm 10 cm 48 cm B у см E bt 4600 twin instructions