prosze o obliczenia portrzebne na jutro
DEF
12^2+x^2=20^2
x^2=20^2-12^2
x=√400-144
x=√256
x= 16
OBW=16+12+20=48 cm
Ten ABC nie moge go odczytać
|ABC|= a+2a+a√2
6+2·6+2√2=6+12+2√2=18+2√2
|DEF| = a²+b²=c²
a²+12²=20²
a²+144=400/ -144
a²=256
a=16
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DEF
12^2+x^2=20^2
x^2=20^2-12^2
x=√400-144
x=√256
x= 16
OBW=16+12+20=48 cm
Ten ABC nie moge go odczytać
|ABC|= a+2a+a√2
6+2·6+2√2=6+12+2√2=18+2√2
|DEF| = a²+b²=c²
a²+12²=20²
a²+144=400/ -144
a²=256
a=16