Answer :
As for to find the angle it would be like this:
120+x=180
x=180-120
x=60
and as for the length
a=33 and b=37
a²+b²=c²
33²+37²=c²
1089+1369=c²
2458=c²
√2458=c
c=49.57
120+x=180
x=180-120
x=60
and as for the length
a=33 and b=37
a²+b²=c²
33²+37²=c²
1089+1369=c²
2458=c²
√2458=c
c=49.57