leo6757
leo6757 leo6757
  • 09-08-2017
  • Mathematics
contestada

What is the measure of angle s?

What is the measure of angle s class=

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choixongdong
choixongdong choixongdong
  • 09-08-2017
m<S = 1/2(80-40)
m<S = 40/2
m<S = 20
answer is A. 20
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Banabanana
Banabanana Banabanana
  • 09-08-2017
The angle formed by the intersection of two secants outside the circle equals half the difference of the intercepted arcs:

m∠S = (80-40)/2 = 40/2 = 20°
Answer Link

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