HOTS Mathematics Primary 4 Symmetry

A symmetric figure has TWO perpendicular lines of symmetry (horizontal and vertical), like a rectangle or rhombus. ONE quarter of the figure has an area of 36 cm². Find the area of the WHOLE symmetric figure.

A 108 cm²
B 144 cm²
C 72 cm²
D 36 cm²
Show Worked Solution

Worked Solution

Step 1: Two perpendicular lines of symmetry split a figure into 4 equal regions. Step 2: Each region has area 36 cm² (given). Step 3: Total area = 4 × 36 = 144 cm². Answer: 144 cm²

Correct answer: 144 cm²

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free