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Back to Solve real-world and mathematical problems involving area, volume and surface area of two- and three-dimensional objects — Problem 1 · Task Set 16

Area, Volume, and Surface Area of 2D and 3D Figures

For each problem, show your work and include appropriate units in your answer.

Grade 7·21 problems·~30 min·Common Core Math - Grade 7·standard·7-g-b-6
Work through problems with immediate feedback
A

Fluency Practice

An L-shaped figure with outer dimensions 10 cm wide and 6 cm tall, with a 3 cm × 4 cm rectangle cut from the top-right corner. All key dimensions are labeled.
1.

An L-shaped figure is formed by starting with a 10 cm × 6 cm rectangle and removing a 3 cm × 4 cm rectangle from the top-right corner. What is the area of the L-shaped figure in square centimeters?