What are the measures of ∠1, ∠2, ∠3 and∠4 ? Enter your answers in the boxes.
1 answer:
Step-by-step explanation:
Since line p and q is parallel, m∠2=61°.
m∠2 and m∠3 are in a straight line. thus, m∠2+m∠3 = 180°.
61° + m∠3 = 180°
m∠3 = 119°
total angle in triangle is 180°
m∠1 + m∠2 + 60° = 180°
m∠1 + 61° + 60° = 180°
m∠1 = 59°
m∠1 = m∠4 = 59°
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