In the given figure `angleA= 40^(@)`. If `bar(BO)` and `bar(CO)` are the bisectors of `angleB` and `angleC` respectively. Find the measure of `angleBOC`.
In the given figure, angleX=62^(@),angleXYZ=54^(@) . If YO and ZO are the bisectors of angleXYZ and angleXZY respectively of DeltaXYZ , find angleOZY and angleYOZ .
In the given figure, if angleAPB=40^(@) , find angleAOB .
In the given figure, ray OS stands on a lien POQ. Ray OR and ray OT are angle bisectors of anglePOS and angleSOQ respectively. If anglePOS=x , find angleROT .
In the figure, angleA = 120^@ then find angleC ?
In triangleABC the bisectors of angleB and angleC intersect at I if angleA=70^(@) then angle BIC=…………..
In DeltaABC , the bisectors of angleB and angleC intersect each other at O. Prove that. angleBOC=90^(@)+(1)/(2)angleA .
In the given figure AS || BT, angle4 = angle5 bar(SB) bisects angleAST . Find the measure of angle1
In the given figure lines bar(AB) and bar(CD ) intersect at O. If angleAOC+ angleBOE= 70^(@) and angleBOD = 40^(@) , find angleBOE and reflex angleCOE .
In the given figure triangle ABC side AC has been produced to D. angleBCD = 125^(@) and angleA:angleB= 2 : 3 , find the measure of angleA and angleB
In DeltaABC,angleA:angleB:angleC=3:4:5 . Find the measure of each angle of DeltaABC .
NCERT GUJARATI-LINES AND ANGLES -THINK, DISCUSS AND WRITE