Answer:
2/5, 1/3 4/15
Step-by-step explanation:
3x2/5=6/15
5x1/3=5/15
4/15
the measurement of <1 is 61°
r≈12.89
Using the formula
C=2πr
Solving for r
r=C
2π=81
2·π≈12.89155
