# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 125 - 130 of 929

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## Question number: 125

» Lines, Angles and Quadrilaterals

### Question

The given figure PQRS is a parallelogram then the values of and are________

### Choices

Choice (4) | Response | |
---|---|---|

a. | 35˚, 70˚ | |

b. | 60˚, 45˚ | |

c. | 45˚, 60˚ | |

d. | 70˚, 35˚ |

## Question number: 126

» Lines, Angles and Quadrilaterals

### Question

In the figure, a is greater than b by one fifth of a right angle. Then a, b respectively are________

### Choices

Choice (4) | Response | |
---|---|---|

a. | 99˚, 81˚ | |

b. | 50˚, 120˚ | |

c. | 130˚, 60˚ | |

d. | 120˚, 110˚ |

## Question number: 127

» Lines, Angles and Quadrilaterals

### Question

In the figure, if , then x = ________

### Choices

Choice (4) | Response | |
---|---|---|

a. | 70˚ | |

b. | 55˚ | |

c. | 45˚ | |

d. | 60˚ |

## Question number: 128

### Question

In the adjoining figure, circles with centres at L, M and N each have a radius of 2 units and are placed as shown here. If PQRS is the smallest rectangle that will enclose the 3 circles, what is the area of PQRS?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 12 sq. units | |

b. | 16 sq. units | |

c. | 8 sq. units | |

d. | 32 sq. units |

## Question number: 129

» Lines, Angles and Quadrilaterals

### Question

The value of x in the given figure is ________

### Choices

Choice (4) | Response | |
---|---|---|

a. | 116˚ | |

b. | 118˚ | |

c. | 114˚ | |

d. | 120˚ |

## Question number: 130

» Lines, Angles and Quadrilaterals

### Question

In the given figure , then value of x is________.

### Choices

Choice (4) | Response | |
---|---|---|

a. | 110˚ | |

b. | 112˚ | |

c. | 105˚ | |

d. | 115˚ |