Answer:
No
Step-by-step explanation:
No, 5cm, 5cm, and 15cm cannot create a triangle because the side lengths do not follow the formula a + b > c. Since 5 + 5 = 10, and 10 is not greater than 15, these side lengths won't be able to form a triangle.
Hope this helps!!
Answer:
10.21
Step-by-step explanation:
I got 36. I did 5-2=3, 3•180=540, 540/5=108, 180-108=72, and 72/2= 36