Question

What is the angle M?

Answer 1

ive found sideNM = 9.797...

and constructed a triangle

Explanation:

and I've measured it

the answer ive got is approximately 30 degrees

Lol I've verified in a funny way,

Ive measured the angle directly putting on the screen and it measures 30 degrees

Answer 2

The m in front of the angle notation refers to the measure of the angle labeled A, B and C (with vertex at B). By definition, the term congruent means "having equal length or measure". Figures are congruent ( ). Segments are congruent. Angles are congruent.