|
 Area of Trapezium and a Polygon 40 Flashcards |
Start
|
|
What is the formula for calculating the area of a triangle using base and height? |
Card: 1 / 40 |
|
|
Area = (1/2) × base × height |
Card: 2 / 40 |
|
|
True or False: The perimeter of a rectangle is calculated as 2 × (length + breadth). |
Card: 3 / 40 |
|
|
True |
Card: 4 / 40 |
|
|
If the length of a square is 5 cm, what is its area? |
Card: 5 / 40 |
|
|
25 cm² |
Card: 6 / 40 |
|
|
Riddle: I have no corners, but I am a closed curve. What am I? |
Card: 7 / 40 |
|
|
A circle |
Card: 8 / 40 |
|
|
The formula to find the area of a trapezium is ______. |
Card: 9 / 40 |
|
|
(1/2) × (sum of parallel sides) × height |
Card: 10 / 40 |
|
|
Which of the following units is used to measure area? A) cm B) m² C) mm D) dm |
Card: 11 / 40 |
|
|
B) m² |
Card: 12 / 40 |
|
|
What is the semi-perimeter formula for a triangle with sides a, b, and c? |
Card: 13 / 40 |
|
|
S = (a + b + c) / 2 |
Card: 14 / 40 |
|
|
True or False: The area of a rhombus can be calculated by multiplying its diagonals and dividing by 2. |
Card: 15 / 40 |
|
|
True |
Card: 16 / 40 |
|
|
If the base of a parallelogram is 12 cm and the height is 5 cm, what is the area? |
Card: 17 / 40 |
|
|
60 cm² |
Card: 18 / 40 |
|
|
Riddle: I am measured in square units, and I tell you how much space is inside. What am I? |
Card: 19 / 40 |
|
|
Area |
Card: 20 / 40 |
|
|
 Unlock all Flashcards with EduRev Infinity Plan Starting from @ ₹99 only
|
|
|
|
The formula for the circumference of a circle is ______. |
Card: 21 / 40 |
|
|
2πr |
Card: 22 / 40 |
|
|
Which of the following is not a unit for measuring perimeter? A) m B) cm C) m² D) mm |
Card: 23 / 40 |
|
|
C) m² |
Card: 24 / 40 |
|
|
What is the area of a rectangle if the length is 8 cm and the breadth is 6 cm? |
Card: 25 / 40 |
|
|
48 cm² |
Card: 26 / 40 |
|
|
True or False: A rhombus is defined as a parallelogram with all angles equal. |
Card: 27 / 40 |
|
|
False. A rhombus is defined as a parallelogram with all sides equal. |
Card: 28 / 40 |
|
|
If the diagonals of a rhombus are 16 cm and 12 cm, what is its area? |
Card: 29 / 40 |
|
|
96 cm² |
Card: 30 / 40 |
|
|
Which of the following shapes has a formula for area as Base × Height? A) Triangle B) Circle C) Rectangle D) Trapezium |
Card: 31 / 40 |
|
|
C) Rectangle |
Card: 32 / 40 |
|
|
Riddle: I am four equal sides, but my angles are not always right. What shape am I? |
Card: 33 / 40 |
|
|
A rhombus |
Card: 34 / 40 |
|
|
The unit conversion for 1 m² to cm² is ______. |
Card: 35 / 40 |
|
|
10,000 cm² |
Card: 36 / 40 |
|
|
What is the height of a trapezium if the area is 120 cm² and the parallel sides are 9 cm and 15 cm? |
Card: 37 / 40 |
|
|
10 cm |
Card: 38 / 40 |
|
|
True or False: The diagonal of a square can be calculated as side × √2. |
Card: 39 / 40 |
|
|
False. The diagonal of a square is calculated as side × √2, but it is not equal to side. |
Card: 40 / 40 |
|
|
Completed! Keep practicing to master all of them. |
Restart
|
