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  1. Surface area review (article) | 3D figures | Khan Academy

    Finding surface area To calculate surface area, we add the areas of all the faces of the three-dimensional figure. Want to learn more about finding surface area? Check out this video.

  2. 3D figures FAQ (article) | Surface area | Khan Academy

    How do we find the surface area of a 3D figure? The surface area of a 3D figure is the total area of all its faces. To find the surface area of a 3D figure, we can use a net to see all its faces, …

  3. 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 …

  4. Area and volume | Lesson (article) | Khan Academy

    Area and volume problems focus on using the relevant formulas for various two- and three-dimensional shapes. We'll be expected to calculate the length, area, surface area, and volume …

  5. 3D figures | Basic geometry and measurement | Math | Khan …

    Finding surface area Learn Surface area of a box (cuboid) Surface area versus volume

  6. Surface area versus volume (article) | Khan Academy

    A 3D figure has both surface area and volume measurements, but we use them for different purposes. Learn the difference and when to use each.

  7. Surface area integrals (article) | Khan Academy

    The important thing to remember here is how to construct the appropriate double integral, and to think about adding up many tiny pieces of area on the surface itself.

  8. Standards Mapping - Common Core Math | Khan Academy

    Solve real-world and mathematical problems involving area, volume and surface area of two- and three-dimensional objects composed of triangles, quadrilaterals, polygons, cubes, and right …

  9. Surface area using a net: triangular prism - Khan Academy

    Here are the steps to compute the surface area of a triangular prism: 1. Find the areas of each of the three rectangular faces, using the formula for the area of a rectangle: length x width.

  10. Area and surface area | Khan Academy

    Find missing length when given area of a parallelogram Get 3 of 4 questions to level up!