k. persegi = 4 x sisi
32= 4 x sisi
sisi persegi = 8 cm.
luas persegi = 8²=64 cm²
lebar persegi panjang adl
64 : 16 = 4 cm.
jadi panjang diagonal nya adl
√16²+4² = √256+16 = 16,49 cm
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k. persegi = 4 x sisi
32= 4 x sisi
sisi persegi = 8 cm.
luas persegi = 8²=64 cm²
lebar persegi panjang adl
64 : 16 = 4 cm.
jadi panjang diagonal nya adl
√16²+4² = √256+16 = 16,49 cm