- A20
- B44
- C22
- D24
Step-by-Step Solution
Surrounding rectangle = . Cut-off triangles total = 6 + 4 + 5 + 3 = 18. Inner shape = 40 - 18 = 22 square units.
Answer: C) 22
Drawn on a grid, a shape's boundary passes through grid points only.
The full rectangle around it is 8 by 5 squares.
Four corner right-triangles are cut off, with areas 6, 4, 5, and 3 square units.
What is the area of the remaining inner shape?
Class 6Area on GridsMensuration
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