1. 6x-15
2. 18x-55
3. 7.2x+2.3y-2
When two lines cross, there are four angles at the place where they cross.
Two angles that do NOT share a side are vertical angles. There are two pairs
of vertical angles where the lines cross.
Also, by the way, vertical angles are always equal to each other. It's often
very helpful to know that.
Terrence is not correct.
Terrence is not correct because pi is an irrational number, and it goes on forever with no actual sequence.
The average of scores is 160.5
Step-by-step explanation:
Mean is the sum of all values divided by the number of values.
Given scores are:
138,151,198,147,156, and 173
The formula for average score is given by:

Putting values

The average of scores is 160.5
Keywords: Mean, Average
Learn more about mean at:
#LearnwithBrainly
1 1/2 pounds is how much her puppy gained altogether