wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

While solving the puzzle Sonali remembered she had homework to do. Her homework was to find the length of EF if AB =5cm and CA= 7cm, given that AD is the line of symmetry for the figure. Help her finish her homework quickly.


A

1cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

2cm

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C

3cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

1.5cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B

2cm


Since AD is the line of symmetry, the part of the figure to the right of this line is equal to the part of the figure to the left of it. Therefore, AB= AE=5cm, and CA= FA = 7cm.Hence EF= FA -AE i.e. EF= 7-5= 2cm.


flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Basics of Symmetry
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon