Answer:
False
Step-by-step explanation:
4x20
5x20
8/20 x 5
80=40
false
Answer:
+4
Step-by-step explanation:
I think if one proton has+1charge four protons may have+4charges
Answer:50-55
According to the trend
Step-by-step explanation:
The answer is 24 : 12 x 1 / cos60 = 24
Angles on a straight line add up to 180°
180- 130 = 50
180- 96 = 84
angles in a triangle add up to 180°
50 + 84 = 134
180- 134= 46
x = 46°