Math, asked by prema0717, 6 months ago

In the
then.
figure LB-90, BC= a, Ac=b, AB-C
then

Answers

Answered by Anonymous

1

Answer:

3cm

Step-by-step explanation:

BC = 15cm ,AC = 17cm

AB = √(17^2 - 15^2) = √64 = 8cm

radius of circle

= (8 + 15 - 17)/2 = 6/2 = 3 cm

or

radius of circle = 2 × area of ∆ABC/perimeter of ∆ABC

=2* 1/2*8*15/(8+15+17)= 3cm

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