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

The length of the tangent drawn from a point 8 cm away from the centre of a circle of radius 6 cm is:

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

The correct option is B 27 cm
Let O be the centre of the circle. OA is the radius of the circle and OP is 8 cm
According to question, we have
OAP=900
So,cby Pythagoras theorem,cwe get
OP2=OA2+AP2
AP2=OP2OA2
AP2=8262
AP2=6436
AP2=28
AP=27 cm

flag
Suggest Corrections
thumbs-up
2
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Introduction - Circle Dividing a Plane
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon