# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 143 - 149 of 2028

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## Question 143

### Question

MCQ▾The diagonal of a square is 18 cm. Then sides of square are:

### Choices

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

a. | cm | |

b. | cm | |

c. | cm | |

d. | cm |

## Question 144

### Question

MCQ▾If angles A, B, C and D of a quadrilateral ABCD, taken in order, are in the ratio 4: 6: 7: 3 then ABCD is a:

### Choices

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

a. | Kite | |

b. | Trapezium | |

c. | Parallelogram | |

d. | Rhombus |

## Question 145

### Question

MCQ▾The area of the trapezium shown is:

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 146

### Question

Assertion-Reason▾### Assertion(Ꭺ)

Every whole number is a natural number and

### Reason(Ꭱ)

0 is not a natural number.

### Choices

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

a. | Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ | |

b. | Ꭺ is false but Ꭱ is true | |

c. | Ꭺ is true but Ꭱ is false | |

d. | Both Ꭺ and Ꭱ are false |

## Question 147

### Question

MCQ▾Given that the area of parallelogram ABCD is . Then the length of BC in the diagram is:

### Choices

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

a. | 10 cm | |

b. | 25 cm | |

c. | 20 cm | |

d. | 15 cm |

## Question 148

### Question

MCQ▾In the figure given below, ABF is a straight line.

What is the value of x?

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 149

### Question

MCQ▾The diagonals of a parallelogram ABCD intersect at O. If and , then is:

### Choices

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

a. | ||

b. | ||

c. | ||

d. |