In the above figure, `bar(AF) || bar(ED),bar(CG) ||bar(AB)` and `bar(AE) ||bar(HD)` If `/_ FPD =40^(@)`, then `/_ AED =`

In the above figure (not to scale ), bar(GF)||bar(BD),bar(B)||bar(PQ) and bar(AC)||bar(PR) If /_ x =40^(@) and /_ y= 110^(@) , then find /_ QPR .

In the figure above (not to scale), bar(EF)||bar(GD), bar(AF)||bar(EG), bar(AD)||bar(BC) and /_ DCG =100^(@) . If /_CDG=40^(@) , then find /_AEF .

In the figure above ( not to scale), bar(PF) ||bar(BE) and bar(AB)||bar(CD) . If /_FDC=130^(@) and /_ACD=20^(@) , find /_ACB and /_ ABC

In the given figure (not to scale), bar(AB)||bar(QP)||bar(SD)| and also bar(QR)| |bar(DP) . Find x

In the figure, bar(AB)" || "bar(CD) and bar(AD)" || "bar(BC) . If angleABC=110^(@), angleACD=30^(@) , then find angleADC .

In the given figure, bar(AE) ||bar(CD) , AB=BC, and AE=CD. If bar(AC) bot bar(CD) and angleAEB=35^(@) , then find angleDBE .

In the above figure (not to scale) bar(AB),bar(BC),bar(CF),bar(DE) and bar(FE) are chords of the circle. If /_ ABC =100^(@) and /_ FED =110^(@) , then /_FPA =

In the following figure, if bar(AC)=bar(BD) , then prove that bar(AB)=bar(CD) .

If |bar(a)+bar(b)|<|bar(a)-bar(b)| then (bar(a),bar(b)) is