Question
PSLE
Figure 1 shows a trapezium which has a perimeter of 81 cm. Barbara joins three such trapeziums to form Figure 2 which has a perimeter of 163 cm.
  1. Find the length of AB.
  2. Barbara joins another four such trapeziums to form Figure 3 which has an area of 1520 cm2. Find the length of XY.
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Figure 1 shows a trapezium which has a perimeter of 81 cm. Barbara joins three such trapeziums to form Figure 2 which has a perimeter of 163 cm.
  1. Find the length of AB.
  2. Barbara joins another four such trapeziums to form Figure 3 which has an area of 1520 cm2. Find the length of XY.