Whats the annulus of the shaded area? ​

19.20

Step-by-step explanation:

c = 13.86

the answer for this question is : 360°

step-by-step explanation:

we have been given a triangle   we need to tell which one of these is a triangle below to map onto itself.

360° rotation is the complete rotation which eventually leads to the same figure which is given.

the correct will be, that is 360° that will cause the triangle below to map onto itself.

if you need just tell me and i will come to the rescue.

step-by-step explanation: