Answer:
1 cm 6mm
Step-by-step explanation:
10mm=1cm
Answer:

Step-by-step explanation:
We want to simplify:

We rewrite as:

We split the radical sign to obtain:

Simplify the square root for the perfect squares to get:

Therefore the simplified form is: 
Answer:
Step-by-step explanation:
Circumference = 6π
θ = 8/3 = 2.7 radians
Step-by-step explanation:
180° = m<A + m<B + m<C
180° = 45° +60° + m<C
180° = 105° + m<C
m<C = 180° - 105 °
m<C = 75°