Question

find the lettered angle in each case ​

Answer 1

Answer:

x=25°

y=80°

z=30°

Step-by-step explanation:

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Answer 2

triangle APB

angle sum property = 180

angle A + Angle P + z=180

100+50+z=180

150+z=180

z=30

100+y = 180 (straight line is 180 )

y =80

TRIANGLE ABC

ANGLE A +ANGLE B+ ANGLE C =180 (ANGLE SUM PROPERTY)

Y+X+75 =180

80+X +75 =180

155+X =180

X=180-155

X=25

X=25

Y=80

Z=30