# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 345 - 350 of 931

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## Question 345

### Question

MCQ▾Write the coordinate of each the points J, K, L, M, N and O from the figure

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Choice (4) | Response | |
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b. | ||

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d. |

## Question 346

### Question

MCQ▾In parallelogram ABCD. . The altitudes corresponding to the sides CD and AD are respectively 9 cm and 11 cm. Find AD.

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## Question 347

### Question

MCQ▾ABC is triangle in which BE, CF are medians. If , and , then the area of is________

### Choices

Choice (4) | Response | |
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a. | 240 | |

b. | 120 | |

c. | 102 | |

d. | 360 |

## Question 348

### Question

MCQ▾Which of the points A (0,6), B (-2,4), C (-4,0), D (0, -2), E (0, -5), F (4, -4) do lie on the Y-axis?

### Choices

Choice (4) | Response | |
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a. | A, F, E | |

b. | B and E only | |

c. | A and D only | |

d. | A, D, E |

## Question 349

### Question

MCQ▾In triangle ABC, the altitude from A to BC meets BC at D, and the altitude from B to CA meets AD at H. if , and , if then the length of HD is ________

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## Question 350

### Question

MCQ▾Two regular polygons are such that the ratio between their no. of sides is 1: 2 and the ratio of measures of their interior angles is 4: 7. Find the number of sides of each polygon

### Choices

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

b. | ||

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d. |