111 P4.AN.JM.17092871
Level 3
The figure shows a piece of square paper ABCD folded at two of its corners B and D. Given that ∠CFD = 81° and ∠BEC = 78°, find ∠BCD.
3 m
Square Angles sum of triangle Overlapping angles Folded figure
112 P4.AP.NK.23050809
Level 3
Laura had 1 m of wire. She gave 0.64 m of the wire to Trevor and the remaining wire to Kathy. Trevor used the wire he received to form a square with no leftover. Kathy used the wire she received to form a triangle of equal sides, with no leftover. What was the difference in length between one side of the square and one side of the triangle?
3 m
Length Square Triangle More than or less than
113 P4.AP.JM.17100195
Level 3
A rectangular floor, 18 m by 9.5 m, is laid with rubber tiles at a cost of $29 per square metre.
  1. Find the cost of tiling the floor.
  2. Round off the answer in (a) to the nearest thousand dollars.
3 m
Rectangle Tiling W Round off Money
114 P4.AP.JM.17100247
Level 3
Figure A is a square with perimeter 64 m is folded into half as shown. What is the area of the new Figure B?
3 m
Folded figure Fraction of a whole
115 P4.AP.JM.17100248
Level 3
In the figure, ABCD is a square of area 81 cm2. What is the perimeter of the figure?
3 m
Square Triangle Composite figure perimeter

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