23. Find the inradius of a triangle of sides 9, 12 and 15 cm.....
Please give our step by step explanation..
Answers
Answered by
0
Answer:
= 3cm
Step-by-step explanation:
This is a Pythagorean triplet.
∆= rs is a formula regarding a triangle.
∆= area= (1/2)(9)(12)= 54 cm²= (r)(18).
Therefore, r= 3 cm.
Answered by
0
Answer:
3cm
Step-by-step explanation:
please go through the answer carefully.
Attachments:
Similar questions