Oblicz pole kwadratu wpisanego w okrąg o promieniu 4cm
P=a²r=4 cmd=2r=a√2a√2=8a=8/√2a=8√2/√2√2a=8√2/2a=4√2P=(4√2)²P=16*2P=32 cm²
r=4cm
d- przekątna kwadratu
d=2r
d=2*4=8cm
P=d^2/2 (pole rombu, kwadrat to romb)
P=8^2/2=64/2
P=32cm^2
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P=a²
r=4 cm
d=2r=a√2
a√2=8
a=8/√2
a=8√2/√2√2
a=8√2/2
a=4√2
P=(4√2)²
P=16*2
P=32 cm²
r=4cm
d- przekątna kwadratu
d=2r
d=2*4=8cm
P=d^2/2 (pole rombu, kwadrat to romb)
P=8^2/2=64/2
P=32cm^2