Answer:
x = 45°
Step-by-step explanation:
x + 30 = 75 ( alternate angles )
subtract 30 from both sides
Go to symbolab.com, online calculator, so good trust me
Hello,
Loi d'Ohm: U=R*I
a) U=20*0.5=10 (amp)
b) I=U/R=50/0.5=100 (amp)