Answer:
21 cm
Step-by-step explanation:
2 sides of a triangle must equal to more than the last side of the triangle. So, 6 + 15 is more than 6 cm, also more than 8 cm, and also more than 18 cm. So the answer must be 21 cm. I hope this helped and please mark me brainliest!
Answer:the answer is 2,500 cm^3
81,83,85,87,89,91,93,95,97,99
Answer: The answer is A over B if you know what im sayin
You take A and B and put the A over the B.