In ΔABC, the lengths of sides AC and AB are 12 cm and 5 cm respectively. If A=π2and R and r are respectively the radii of circumcircle and incircle of ΔABC, then the value of 2R+r in cm is equal to

∠A=90° R=132,s=12+5+132=15, r=Δs=3015=2; 2R+r=13+2=15

In ΔABC, the lengths of sides AC and AB are 12 cm and 5 cm respectively. If A=π2and R and r are respectively the radii of circumcircle and incircle of ΔABC, then the value of 2R+r in cm is equal to

∠A=90° R=132,s=12+5+132=15, r=Δs=3015=2; 2R+r=13+2=15

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In $Δ A B C$ , the lengths of sides AC and AB are 12 cm and 5 cm respectively. If $A = \frac{π}{2}$ and R and r are respectively the radii of circumcircle and incircle of $Δ A B C$ , then the value of $2 R + r (i n c m)$ is equal to

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$∠ A = 90 ° R = \frac{13}{2}, s = \frac{12 + 5 + 13}{2} = 15, r = \frac{Δ}{s} = \frac{30}{15} = 2; 2 R + r = 13 + 2 = 15$

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In ΔABC, the lengths of sides AC and AB are 12 cm and 5 cm respectively. If A=π2and R and r are respectively the radii of circumcircle and incircle of ΔABC, then the value of 2R+r in cm is equal to

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In $Δ A B C$ , the lengths of sides AC and AB are 12 cm and 5 cm respectively. If $A = \frac{π}{2}$ and R and r are respectively the radii of circumcircle and incircle of $Δ A B C$ , then the value of $2 R + r (i n c m)$ is equal to