in the figure o is the centre of cicke on =5cm.distnce from o to chord ab is 3cm find the length of ab
Answers
Answered by
0
Answer:
4cm
Step-by-step explanation:
hun ex ex right ex hd bd jr jr jd
Answered by
0
Answer:
AB=2×4 cm=8 cm
Step-by-step explanation:
Radius of given circle =OB=OA=5 cm
OP=3 cm
If a perpendicular is dropped from center of the circle on a chord, it bisects the chord.
⟹AB=2AP
In right angles triangle OAP, using pythagoras theorem:
AP=
OA
2
−OP
2
AP=
5
2
−3
2
=4 cm
AB=2×4 cm=8 cm
Similar questions