Question

In the figure drawn below CBD,DBE, m ABE=90 which of the following statements is true?

See pic attached ... pls help

Answer 1

<HBF =  <GBF + <HBG

but

 <GBF = <CBD  (vertical angles)
< HBG = <DBE  (vertical angles)


so
<HBF = <CBD  + <DBE

Answer
A.  <CBD  + <DBE = <HBF