In The figure , The circle centre O is the circum circle of triangle PQR and also the in circle of triangle ABC. Given that angle...

      

In The figure , The circle centre O is the circum circle of triangle PQR and also the in circle of triangle ABC.
pic15820191733.png
Given that angle BAC = 620 and angle ACB = 440
Calculate
a) < PQR
b) < QPR
c) < POQ
d) if BC = 10 cm, calculate the radius of the circle.

  

Answers


sharon
pic15820191738.png
radius= 3.49 tan 390
= 2.63 cm
sharon kalunda answered the question on August 15, 2019 at 14:39


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