11tens the plus together equals to 110
Answer:
18 1/8
Step-by-step explanation:
4 7/8 x 4 = 23 1/2
23 1/2 - 5 3/8 = 18 1/8
Angle = 36 degrees =

=

now, radius = 10 cm
so arc = radius x angle = 10 x pi/5 = 2pi = 6.28 cm
Well i don't really understand it either because i don't know what your currently learning in school, but i guess you could use the guess and check method
I think it's a helping hand