Aussie Maths & Science Teachers: Save your time with SmarterEd
Ken puts two cardboard squares together, as shown in the diagram below.
The squares have areas of 4 cm² and 25cm².
Ken draws a line from the bottom left to top right, and shades the region above the line.
What is the area of the shaded region?
| 13.5 cm² | 14.5 cm² | 17.5 cm² | 19 cm² |
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Anthony is tiling one wall of a bathroom.
The wall has 2 identical windows as shown in the diagram below.
What total area does Anthony need to tile?
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Pablo cuts a square out of a rectangular piece of paper, as shown below.
The square Pablo cut out has a side length of 6 cm.
Which of these expressions gives the area of Pablo's piece of paper after cutting out the square?
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