The last one: the arc AB is a semicircle.
a semicircle is 180 degrees
Answer:
65 people.
Step-by-step explanation:
We have to work backwards.
We end with 63 people, and at the stop we lost 19 people and gained 17.
; if x = # people at the beginning

There were 65 people on the train to begin with.
Answer:
7707 tickets
Step-by-step explanation:
From the question we know that:
the number of tickets sold at the counter on
First day = 1094 tickets
Second day = 1812 tickets
Third day = 2050 tickets
Fourth day = 2751 tickets
The total number of tickets sold on all the four days is calculated as:
(1094 + 1812 + 2050 + 2751)tickets
= 7707 tickets
Answer:
8.3
Step-by-step explanation:use law of cosine
solve equation
substitute
simplify
Answer:
Subtract 23 from both sides
Step-by-step explanation:
This is how algebra works, to get a variable by itself you have to do the opposite to both sides. Hope this helped.