Start learning →

$7$ cm বাহুবিশিষ্ট এটা বৰ্গক্ষেত্ৰৰ কালি নিৰ্ণয় কৰা।

A$28$ cm²
B$42$ cm²
C$49$ cm²
D$56$ cm²
Answer & Solution
Correct answer: C. $49$ cm²
বৰ্গক্ষেত্ৰৰ কালি $= \text{side}^2 = 7^2 = 49$ cm²।
Practise this question with Quill — RRB NTPC →

Keep practising Mensuration: Surface Areas & Volumes

Browse all Mensuration: Surface Areas & Volumes questions for RRB NTPC, or explore more Mathematics topics.

Start a Mensuration: Surface Areas & Volumes lesson →
Related questions
In a right-angled triangle the hypotenuse is $13$ cm and one of the legs is $5$ cm. Find tA circle has area $154$ cm². Find its circumference (take $\pi = \dfrac{22}{7}$).Find the area of an equilateral triangle whose side is $6$ cm.A rectangle has area $48$ cm² and breadth $6$ cm. Find its length.