C, because when you add 45 on both sides, and then after that when you have to subtract 15 in both sides, you get 0 = 120.
Answer:
first explain what you need help with specifically then maybe people can help, to bland of a question
Answer:
a: the second choice, and pounds=10
b. the second choice, and points=90.
Step-by-step explanation:
for a , you just divide the pounds by the price and you get 5 for each.
for b, you just divide the points by the tickets and you get 9 each.
Im not 100% sure but
A: 10
B: 5
C: 15
D: 30
for:
A: 30 x 1/3
B: 15 x 1/3
C: 5/ 1/3
D: 10/ 1/3
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

