Richard and Teo have a combined age of 30. Richard is 3 years older than twice Teo's age. How old are Richard and Teo?
2 answers:
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Answer:
CD = two square root of 10 end square root
Step-by-step explanation:
To find the length of a segment, use the distance formula. Substitute the order pairs for the endpoints of the segment. CD has the end points (-7, -4) and (-1, -2).