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  • Unit 8: Volume and surface area - Math | Khan Academy
    Volume and surface area help us measure the size of 3D objects We’ll start with the volume and surface area of rectangular prisms From there, we’ll tackle trickier objects, such as cones and spheres
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    Surface area and volumes: Quiz 2; Surface area and volumes: Unit test; Surface area of right circular cone Learn Surface area of a cone: Computation (Opens a modal) Practice Up next for you: Surface area of a cone Get 3 of 4 questions to level up! Start Not started Surface area of sphere
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    Find the surface area of a sphere of radius 5 8 cm ‍ Note: Assume π = 22 7 ‍ and report your answer correct to one decimal place
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    Math: Pre-K - 8th grade; Pre-K through grade 2 (Khan Kids) Early math review; 2nd grade; 3rd grade; 4th grade; 5th grade; 6th grade; 7th grade; 8th grade; Basic geometry and measurement
  • Surface Areas and Volumes | Class 9 | Math | Khan Academy
    Test your understanding of Surface Areas and Volumes with these 10 questions Start test Our mission is to provide a free, world-class education to anyone, anywhere
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    Volume and surface area of cylinders; Apply volume of solids; Density word problems; Solid geometry: Quiz 3; Solid geometry: Unit test; About this unit Take your knowledge of geometry into new territory! In this unit, we'll explore three-dimensional shapes and all the fascinating properties they possess Get ready to think outside the box (or
  • surface area of cylinders – Khan Academy Help Center
    Well to find the surface area of a cylinder, you have to combine the radius and pi, which is the diameter , as the area of a circle is pi r^2 : diameter ×radius square, depending the given number of the radius in the surface area of your cylinder when you have found pi r^2 of the given radius, the answer you input is your surface area of your





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