Question

2.
If a = 5, b = 12 and c = 13, then R=
​

Answer 1

Answer:

R=15

Step-by-step explanation:

make me brainliest

Answer 2

Since 5²+12²=13²

, this is a right triangle with hypotenuse

c=13

Explanation:

cosA=bc=12/13

cosB=ac=51/3

cosC=cos90∘=0