Question

In the following figure the point A is the centre of the circle. Li∆ABC and ∆DEF are equilateral triangles. If A(∆ABC):A(∆DEF) = 1:2 and AB =4 then what is the length of DE? *ne MN is a tangent at pointM.If AN=14 and MN =7cm determine the radius of the circle​

Answer 1

Answer:

The answer is 45

1:2+4 then 5(-67+45)77363