# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 374 - 379 of 931

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## Question 374

### Question

MCQ▾The area of a quadrilateral, one of whose diagonals is 50 cm long and the perpendiculars from the other two vertices are 14 cm and 21 cm respectively is ________

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 375

## Question 376

### Question

MCQ▾XYZ is an equilateral triangle of side. J, K and L are midpoints of PQ, RP and QR respectively. The area of triangle JKL is ________

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 377

### Question

MCQ▾A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. The area of the lawn is 2109 sq. m. What is the width of the road?

### Choices

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

a. | 3 m | |

b. | 6 m | |

c. | 7 m | |

d. | 2 m |

## Question 378

### Question

MCQ▾From the adjoining figure, the value of k is ________

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 379

### Question

MCQ▾If x-coordinate of a point is zero than this point always lies________.

### Choices

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

a. | Y-axis | |

b. | X-axis | |

c. | III quadrant | |

d. | II quadrant |