123
edits
Changes
Jump to navigation
Jump to search
Line 164:
Line 164: + + +
→Hints for difficult problems
= Hints for difficult problems =
= Hints for difficult problems =
== Problem-1==
#Tanjents AP and AQ are drawn to circle with centre O, from an external point A. Prove that ∠PAQ=2.∠ OPQ
== Ex 4.4.2==
== Ex 4.4.2==
#Suppose two chords of a circle are equidistant from the centre of the circle, prove that the chords have equal length.
#Suppose two chords of a circle are equidistant from the centre of the circle, prove that the chords have equal length.