Question

( properties of triangle)if in ∆ABC, a=4,b=5,and c=3,then r=​

Answer 1

Answer:

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Step-by-step explanation:

• what are you asking me do you no longer be available
• what are you asking me do you no longer be availableplease give me a brain list ☺️

Answer 2

Step-by-step explanation:

Because,

a²+c²=3²+4² = 5² = b²

Therefore, Angle B is a right angle.

r(circumradius) of a right triangle = hypotenuse/2 =b/2 = 5/2 = 2.5.