stormtrooper162 stormtrooper162

04-02-2021
Mathematics

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point O is the inventer of triangle ABC. what is the measure of <QBO?

point O is the inventer of triangle ABC what is the measure of ltQBO class=

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mhanifa mhanifa

04-02-2021

Answer:

12°

Step-by-step explanation:

AO is the angle bisector of the angle BAC

m∠BAO = m∠CAO
2x + 6 = 4x - 12
4x - 2x = 6 + 12
2x = 18
x = 9

Substitute the value of x:

m∠QBO = 3x - 15°
m∠QBO = 3*9° - 15° = 27° - 15° = 12°

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