naja46 naja46
  • 19-12-2018
  • Mathematics
contestada

What is the measure of abc ?

What is the measure of abc class=

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CeMaia
CeMaia CeMaia
  • 19-12-2018
The measure of abc is D. 63 degrees
Answer Link
eudora eudora
  • 29-06-2019

Answer:

Option D 63°

Step-by-step explanation:

Two secants AE and CD intersect each other at point B inside the circle.

So by secants theorem,

[tex]\frac{m(AC)+m(DE)}{2}[/tex] = ∠ABC = ∠DBE

= [tex]\frac{1}{2}[/tex] ( 82 + 44 )

= [tex]\frac{1}{2}[/tex] ( 126)

= 63

Option D 63° is the answer.

Answer Link

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