leeenaaa95
13.02.2021 •
Mathematics
Find the value of the variable
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Ответ:
X= 16cm
Step-by-step explanation:
hypo^2- base^2 = alt^2
so 20^-12^2
400-144=256
256= alt^2
alt=√256
therefore altitude is 16
Ответ:
1. 20x + 30
2. 45x