Question

O is orthocenter of a triangle triangleABC and angleBOC=2angleA,then angleBOC is options are 30degree,60degree,120degree and 150degree

Answer 1

Answer:

orthocenter is a point where, angle bisectors of a triangle interest each other,

here , angle OBC = 1/2 angle B

and; angleOCB = 1/2angle C.

further calculation you may refer through attached picture.

I hope it's helpful

Step-by-step explanation:

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