If you cut a 1 cm square to get shape C, what will be the length of the boundary of C?
A
12 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
14 cm
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
15 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
16 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is B 14 cm A square of 1 cm side has been cut out from the given square A. So the dimensions of the resulting shape C will be as follows.
From the image you can see:
Perimeter of shape C = 1 cm + 1 cm + 1 cm +1 cm + 1 cm + 3 cm + 3 cm + 3 cm = 14 cm