Find all missing angles 72* 57*

1=51

2=18

3=123

4=39

Step-by-step explanation:

The sum of all of the angles in a triangle has to equal 180 degrees.

A straight line equals 180 degrees.

72+51+57=180

72+18=90

180-57=123

39+123+18=180

answer: i could not see part the question so ill explain how to get the answer

step-by-step explanation: for instance the distance she travele d is 10 and she traveled the same amout each mile so do 10 divided by how many miles she drove each time and you ge your answer.