Figure 27 shows the OI rays between two rays: OA, OB, \(\widehat{AOB}=60^o,\widehat{BOI}=\dfrac{1}{4}\widehat{AOB}\)
Calculate \(\widehat{BOI},\widehat{AOI}\)
simple expression:
\(x+22+\left(-14\right)+52\)
\(\left(-90\right)+\left(p+10\right)+100\)