Respuesta :

step 1

Find out the measure of angle 18

we have that

m<18=m<6 ------> by corresponding angles

m<6=37 degrees ----> given

so

m<18=37 degrees

step 2

Find out the measure of angle 19

we have that

m<19+m<18=180 degrees -------> by form a linear pair

so

m<19+37=180

m<19=143 degrees

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