# Mathematics-Quadrilaterals [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 1 - 8 of 88

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## Question 1

### Question

MCQ▾In a quadrilateral PQRS, if and , then =________.

### Choices

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

a. | ||

b. | 95° | |

c. | 70° | |

d. | 100° |

## Question 2

### Question

MCQ▾In the parallelogram ABCD, . The altitudes corresponding to the sides AE and CF are respectively 6 cm and 16 cm. Find BC.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 3

### Question

MCQ▾ABCD is a parallelogram in which and then = ________.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 4

### Question

MCQ▾The angles of a quadrilateral are . Find the greatest angle.

### Choices

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

a. | ||

b. | ||

c. | ||

d. | All of the above |

## Question 5

### Question

MCQ▾In a parallelogram ABCD, and . Each of its diagonals is less than ________.

### Choices

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

a. | 6 cm | |

b. | 13 cm | |

c. | 9 cm | |

d. | 12 cm |

## Question 6

### Question

MCQ▾A diagonal of a rectangle is inclined to one side of the rectangle at . The acute angle between the diagonals is:

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 7

### Question

MCQ▾The perimeter of a parallelogram is 186 cm. One side exceeds another by 6 cm. The sides of the parallelogram are:

### Choices

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

a. | 55 cm, 56 cm | |

b. | 43.5 cm, 49.5 cm | |

c. | 72 cm, 78 cm | |

d. | 39.25 cm, 45.25 cm |

## Question 8

### Question

MCQ▾The diameter of circumcircle of a rectangle is 13 cm and breadth of the rectangle is 5 cm. Its length is

### Choices

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

a. | 18 cm | |

b. | 9 cm | |

c. | 6 cm | |

d. | 12 cm |