k½lingkaran = πd/2
=22/7 . 7 /2
=11 cm
alas segitiga siku siku
=√10² - 8²
=√100-64
=√36
=6cm
k= jumlah semua sisi
=8+12+10+6+11+5
=52 cm
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k½lingkaran = πd/2
=22/7 . 7 /2
=11 cm
alas segitiga siku siku
=√10² - 8²
=√100-64
=√36
=6cm
k= jumlah semua sisi
=8+12+10+6+11+5
=52 cm