# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 43 - 48 of 989

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## Question number: 43

### Question

MCQ▾A circle with radius 3 units is intersected by a line at points R and T. The maximum possible distance between R and T is

### Choices

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

a. | 6 units | |

b. | units | |

c. | units | |

d. | 1.5 units |

## Question number: 44

### Question

MCQ▾In a square ABCD, the diagonals bisect at “O”. Then triangle BOC is:

### Choices

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

a. | An equilateral triangle | |

b. | A right angle but not an isosceles triangle | |

c. | An isosceles but not a right angled triangle | |

d. | An isosceles right angled triangle |

## Question number: 45

### Question

MCQ▾In a if and then the shortest and the largest sides of the triangle are

### Choices

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

a. | BC, AC | |

b. | AB, AC | |

c. | AB, BC | |

d. | All of the above |

## Question number: 46

### Question

MCQ▾The sum of the angles in a quadrilateral is equal to ________.

### Choices

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

a. | 3 right angles | |

b. | 360 right angles | |

c. | 2 right angles | |

d. | 4 right angles |

## Question number: 47

### Question

MCQ▾A, B, C are the three angles of a triangle. If , then are

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | Question does not provide sufficient data or is vague |

## Question number: 48

### Question

MCQ▾ABCD is a parallelogram. The angle bisectors of and meet at O. The measure of is

### Choices

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

a. |
| |

b. |
| |

c. | Dependent on the angle A and B | |

d. | Cannot be determined from given data |