I think the area of this triangle is 27.1 square cm. Hope it help!
Answer:

Step-by-step explanation:
I did this bfor. You have got to trust me.
Since the number before the number in the tenth place (7) is greater than 5 (8), you will be rounding up. So your answer is 9.80
Answer:4 and 5
Step-by-step explanation:
√(20) is approximately 4.5 so it is between 4 and 5
Answer:
Ratio should be equal so ratio is 3:3
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