PSLE Two figures D and E are shown in the square grid.
- Which figure has a larger area?
- Which figure has a larger perimeter?
- Which angle is larger? ∠f or ∠g
(a)
Counting the number of grid squares.
Area of Figure D = 10 square units
Area of Figure E = 9 square units
Figure D has a larger area than Figure E.
(b)
Use a ruler.
Figure E has a larger perimeter than Figure D.
(c)
Use a protractor.
∠f is larger than ∠g.
Answer(s): (a) D; (b) E; (c) f