2. The average age of 25 students is 10years
and the average age of another class
30 Students...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 03.07.2020 23:01, Sariyahhall1
2. The average age of 25 students is 10years
and the average age of another class
30 Students is 15 years. Find the average age
of students of the two classes
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.
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