Level: | Primary 6 SA2 |

Subject: | Mathematics Paper 2 |

Degree of Difficulty: | AAA |

Type of paper: | Word Problem Q10 Solution |

Year: | 2016 |

10. A right-angled isosceles triangle ABC is combined with a square and a semi-circle to form the shape below.
The diameter of semi-circle is the same as the side of the square and the area of the triangle is 36 cm2.

(a) How many similar sized right-angled isosceles triangles can you find in the figure.

(b) What is the area of the semi-circle. Leave your answer in terms of π.