help geometry will mark brainliest

Remark
The reasoning for this question is that same as the reasoning for the previous answer that I gave you.
Givens
Largest Arc = 100
Smallest Arc = 30
Solution
<1 = (largest arc - smallest arc) / 2
<1 = ( 100 - 30 ) / 2
<1 = 70/2
<1 = 35