PSLE Two figures R and S are shown in the square grid.
- Which figure has a larger area?
- Which figure has a larger perimeter?
- Which angle is larger? ∠t or ∠u
(a)
Counting the number of grid squares.
Area of Figure R = 11 square units
Area of Figure S = 8 square units
Figure R has a larger area than Figure S.
(b)
Use a ruler.
Figure R has a larger perimeter than Figure S.
(c)
Use a protractor.
∠u is larger than ∠t.
Answer(s): (a) R; (b) R; (c) u