Question

Guys, anyone pls help me.. ​

Answer 1

formula of circumference =p=theater÷360×2×pie×r

Explanation:

so its a right angle.so =90%

the answer is 15.70

round off.=16cm

Answer 2

Explanation:

1. ON^2=10^2-8^2=100-64=36

ON=V36=6 cm

MON=MO+ON=10+6=16 cm

2. MO=ON=V13^2=12^2=V169-144=V25=5cm

MON=MO=ON=5+5 =10cm