Wyznacz x jeśli proste a i b są równoległe zadanie w załączniku daje naj proszę pilne
Z tw Talesa
a/
12/4=(12-x)/x
3=(12-x)/x
12-x=3x
12=4x
x=3
b/
8/6=(x-4)/4
32=(x-4)*6
32=6x-24
6x=56
x=9 i 1/3
c/
5/9=(x-1)/(x+3)
9(x-1)=5(x+3)
9x-9=5x+15
4x=24
x=6
d/
(2x-1)/6=(x+1)/4
4(2x-1)=6(x+1)
8x-4=6x+6
2x=10
x=5
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Z tw Talesa
a/
12/4=(12-x)/x
3=(12-x)/x
12-x=3x
12=4x
x=3
b/
8/6=(x-4)/4
32=(x-4)*6
32=6x-24
6x=56
x=9 i 1/3
c/
5/9=(x-1)/(x+3)
9(x-1)=5(x+3)
9x-9=5x+15
4x=24
x=6
d/
(2x-1)/6=(x+1)/4
4(2x-1)=6(x+1)
8x-4=6x+6
2x=10
x=5