CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

In the given figure, equilateral triangle AED is contained within square ABCD. What is the degree measure of BEC?
1037779_fd8cfa78a48d469298def482b78be64d.png

A
60o
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
100o
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
120o
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
150o
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D 150o
sidesAD=AE=DE=AB=BC=CD

Internalangleofsquare=900

AS,DAE=60,thenBAE=300

AE=BA,angleoppositetothemareequal

In ΔAEB30+x+x=180x=75=AEB

In ΔDEC30+x+x=180x=75=DEC

AED+DEC+AEB+BEC=360

60+75+75+BEC=360

BEC=150

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