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  • What is the radius of the circle shown below ?  <div class='q

What is the radius of the circle shown below ? 

Option: 1

2 units 


Option: 2

1.5 units


Option: 3

1 unit 


Option: 4

2.2 units 


Answers (1)

best_answer

As we have learned

Incircle -

A circle in scribed inside a triangle

- wherein

 

 \Delta = 1/2 \times 3 \times 4 = 6 sq \: units = \frac{3+4+5}{2} = 6 \: \: units

Thus \: r = \frac{\Delta }{s } = \frac{6}{6} = 1 \: unit

 

 

 

 

 

Posted by

Gautam harsolia

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