# NCO- Cyber Olympiad (SOF) Class 6: Questions 138 - 142 of 722

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## Question number: 138

» Mental Ability » Basic Geometry

### Question

Which of the following is a right angled triangle?

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question number: 139

» Mental Ability » Basic Arithmetic

### Question

Kajal is mailing 3 books to her cousin. Each book is 7 inches long and 4 inches wide. She will mail the books together in 1 box. She wants to determine the size of the box if she placed each book above the other to mail the books,

What information does she need?

### Choices

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

a. | The distance the books will be sent | |

b. | The weight of the books | |

c. | The number of pages in each book | |

d. | The thickness of each book |

## Question number: 140

## Question number: 141

## Question number: 142

» Mental Ability » Basic Arithmetic

### Question

The side which is opposite to right angle is called as________.

### Choices

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

a. | Opposite | |

b. | Hypotenuse | |

c. | Cathetus | |

d. | All of the above |