# Trigonometry [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 1 - 5 of 5

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## Question 1

### Question

MCQ▾A ladder 30 m long is placed in street so as to reach a window 24 m high. On turning the ladder on the other side of the street, it reaches a point 18 m high. The width of the street is (Paper - I)

### Choices

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

a. | 14 m | |

b. | 28 m | |

c. | 45 m | |

d. | 32 m |

## Question 2

### Question

MCQ▾The perimeter of a rhombus is 80 m and its height is 7 m. its area is (Paper- I)

### Choices

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

a. | 140 sq. m. | |

b. | 145 sq. m. | |

c. | 155 sq. m. | |

d. | 150 sq. m. |

## Question 3

### Question

MCQ▾The perimeter of a rhombus is 60 m and its height is 6 m. its area is (Paper- I)

### Choices

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

a. | 60 sq. m. | |

b. | 70 sq. m. | |

c. | 90 sq. m. | |

d. | 80 sq. m. |

## Question 4

### Question

MCQ▾A ladder 15 m long is placed in street so as to reach a window 12 m high. On turning the ladder on the other side of the street, it reaches a point 9 m high. The width of the street is (Paper - I)

### Choices

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

a. | 28 m | |

b. | 32 m | |

c. | 21m | |

d. | 34 m |

## Question 5

### Question

MCQ▾A ladder 10 m long is placed in street so as to reach a window 8 m high. On turning the ladder on the other side of the street, it reaches a point 6 m high. The width of the street is (Paper - I)

### Choices

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

a. | 32 m | |

b. | 14 m | |

c. | 45 m | |

d. | 28 m |