It has been 1 hour and 20 minutes.
HOW I FOUND MY ANSWER:
7:10 to 8:10 = 1 hour
8:10 to 8:30 = 20 minutes
(1 hour + 20 minutes = 1 hr and 20 min.)
HOPE THIS HELPED
:)
Answer:
the answer is 3.5 tell me if you got it right
Answer:

Step-by-step explanation:
The sum of interior angles of a 5-sided polygon is 540 degrees.
We sum all the angles to get:
<M+<L+<N+<O+<P=540
90+90+(17x+4)+(18x+6)+(10x-10)=540
45x+180=540
45x=540-180
45x=360
x=8
N=18*8+6

Answer:
angle c is 13 as it said in the question
Step-by-step explanation: