Answer:

Step-by-step explanation:
we know that
The measurement of the external angle is the semi-difference of the arcs which comprises
In this problem
m∠RPS=
------> external angle
so
m∠RPS=
we have
m∠RPS=

substitute the values

Solve for arc RS


The photo is blurry but the answer is 23
Step-by-step explanation:
open brackets and work out
Answer 5x6+
Step-by-step explanation: