alleryStart learning →The length of a rectangle is doubled while its width stays the same. What happens to its area?
Ait becomes double
Bit becomes half
Cit becomes four times
Dit stays the same
Answer & Solution
Correct answer: A. it becomes double
Area is length times width, so doubling only the length doubles the area.
Keep practising Perimeter and area
Browse all Perimeter and area questions for Olympiad (Class 7), or explore more Mathematics topics.
Related questions
The distance a wheel rolls in one revolution equals which length of the wheel?Two equal triangles join along a side to form a parallelogram of area 90 cm2. What is one A square of side 10 cm is cut into 4 equal small squares. What is the total of their four How many different rectangles with whole-number sides have perimeter 20 cm? Count a squareA rectangle with whole-number sides has perimeter 20 cm. What is the largest area it can hThe largest circle is cut from a square sheet of side 14 cm. How much of the sheet is leftA circular coin has diameter 14 mm. Using pi = 22/7, what is the area of one face?A cycle wheel has radius 35 cm. How many full turns cover 1.1 km? Use pi = 22/7.