Answer:
a=35°, b=55°, c=110°
Step-by-step explanation:
reason for a and b is that when 2 lines intersect, the opposite angles are equal.
well for c angles on a straight line add upto 180.
Answer:

Step-by-step explanation:
Given

Required
Write a definition
First, we derive a formula for the series using:

From the attached data;


So:



Collect like terms


So, the definition for first 7 terms is:

Answer:
60%
Step-by-step explanation:
A percent is technically just a fraction over 100.
To get that here, we simply divide the part (which is 1560 people) by the whole (which is 2600 people) and then multiply that by 100:
(1560 / 2600) * 100 = 0.6 * 100 = 60/100
Thus, we know that the percent is 60%.
Answer:
A
Step-by-step explanation:
I think its self explanatory?
2+1=3 cups of water?
12 hours (5880 divided by 490)