Answer:
Bc = 2
Step-by-step explanation:
Just add AB + CD
you'll get 19
substract it from AD
21 - 19 = 2
In Above question b = 39°
Not 31
BC=2
The equation is
AB+BC+CD=21
7+BC+12=21
19+BC=21
BC=21-19
it is 8
1+1+1+1+1+1+1+1
2+2+2+2
4+4
8
2
+
7
3
=
−
1
x
You’re welcome!
Cheers,
luhvlie
108 for one interior angle is my answer. not sure if it's right tho
36 miles per hour if you were trying to multiply it.
