PSLE Math 2019 Paper 2 Question 2

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(Measurement and Area of Triangle ABD Question)

PSLE Math 2019 Paper 2 Question 2

Ans: 14.7cm^2

Base = AB
Height = BD
AB = 9.2cm ± 0.1cm
BD = 3.2cm ± 0.1cm

Area of Triangle ABD = 1/2 × AB × BD
= 1/2 × 9.2cm × 3.2cm
= 14.72 cm^2
≈ 14.7 cm^2 (1 d.p)