in each of the following figure, calculate the unknown marked angle
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1
Hello,
According to Angle Sum Property,
= Total sum of all interior angles of Triangle is 180⁰
- <Q + <P + <R = 180⁰ (By A.S.P)
- 80⁰ + y + 20⁰ = 180⁰
- y = 180⁰ – 100⁰
y = 80⁰
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Answered by
0
Answer:
y=80
Step-by-step explanation:
simple
the sum of interier angle of triangle is 180
two angles are given we have to find one
y+80+20=180
y+100=180
y=180-100
y=80
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