Question

if angle aob = 60°,then 4/12 angle aob=​

Answer 1

60/12 = 5

then 4 × 5 = 20

hope helpful for you.

Answer 2

$\huge\underbrace\bold\red{ Answer }$

$\frac{4}{15} \times < AOB = \\ \\ \frac{4}{15} \times 60 = \\ \\ 4 \times 4 = 16$