Help with this problem please

<1 = 35

<2 = 30

Step-by-step explanation:

The exterior angle is equal to the sum of the opposite interior angles

<1 + 80 = 115

<1 = 115-80

<1 =35

<2 +85 = 115

<2 = 115-85

<2 = 30

19.

step-by-step explanation:

you add the 9 in the tens column since it is a single digit and 9 plus zero is 9 so it is 19