14. The diagram shows two sectors with the same centre at O. The radii of the two sectors are 7 cm and 12 cm respectively. Given that the area of coloured region is
[tex]15 \frac{5}{6} \pi \: cm { \\ }^{2} [/tex]
FIND angle AOB​

14 The diagram shows two sectors with the same centre at O The radii of the two sectors are 7 cm and 12 cm respectively Given that the area of coloured region i class=