Odpowiedź:
Szczegółowe wyjaśnienie:
a.
[tex]P=\frac{e*f}{2}[/tex] /*2
[tex]2P=e*f[/tex] /:e
[tex]f=\frac{2P}{e}[/tex]
b.
[tex]V=\frac{1}{3} ab*H[/tex] /*3
[tex]3V=ab*H[/tex] /:ab
[tex]H=\frac{3V}{ab}[/tex]
c.
[tex]P=\frac{(a+b)h}{2}[/tex] /*2
[tex]2P=(a+b)h[/tex] /:h
[tex]a+b=\frac{2P}{h}\\ b=\frac{2P}{h} -a[/tex]
d.
[tex]d=a\sqrt{2}[/tex] /:√2
[tex]\frac{d}{\sqrt{2} } =a\\a=\frac{d\sqrt{2} }{\sqrt{2} *\sqrt{2} } \\a=\frac{d\sqrt{2} }{2} =\frac{1}{2} d\sqrt{2}[/tex]
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Odpowiedź:
Szczegółowe wyjaśnienie:
a.
[tex]P=\frac{e*f}{2}[/tex] /*2
[tex]2P=e*f[/tex] /:e
[tex]f=\frac{2P}{e}[/tex]
b.
[tex]V=\frac{1}{3} ab*H[/tex] /*3
[tex]3V=ab*H[/tex] /:ab
[tex]H=\frac{3V}{ab}[/tex]
c.
[tex]P=\frac{(a+b)h}{2}[/tex] /*2
[tex]2P=(a+b)h[/tex] /:h
[tex]a+b=\frac{2P}{h}\\ b=\frac{2P}{h} -a[/tex]
d.
[tex]d=a\sqrt{2}[/tex] /:√2
[tex]\frac{d}{\sqrt{2} } =a\\a=\frac{d\sqrt{2} }{\sqrt{2} *\sqrt{2} } \\a=\frac{d\sqrt{2} }{2} =\frac{1}{2} d\sqrt{2}[/tex]
reszty nie widać