Answer:
WT=63
Step-by-step explanation:

So

Step-by-step explanation:
Let the angle near point A be
.
Let the angle near point B be
.
Let the angle near point C be
.
Let the external angle near point A be
.
Let the external angle near point B be
.
Let the external angle near point C be
.
According to exterior angle property,exterior angle of an angle is the sum of other two angles.
So,

According to angle sum property,the sum of angles in the triangle add to 

Answer:
nmnsggx
Step-by-step explanation:
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jtengdn
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gjyenhdth
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mywngs.b
gagajag