PSLE Two figures H and J are shown in the square grid.
- Which figure has a larger area?
- Which figure has a larger perimeter?
- Which angle is larger? ∠k or ∠l
(a)
Counting the number of grid squares.
Area of Figure H = 8 square units
Area of Figure J = 7 square units
Figure H has a larger area than Figure J.
(b)
Use a ruler.
Figure H has a larger perimeter than Figure J.
(c)
Use a protractor.
∠l is larger than ∠k.
Answer(s): (a) H; (b) H; (c) l