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maaf jika salah:)
= akar dari 100-36
= akar 64
T trap = 8cm
L trap = jumlah sisi sejajar × t ÷ 2
=32×8÷2
= 128cm2
L persegi = s×s
= 10 ×10
= 100cm2
luas yg diarsir= 128+100
=228 cm2
=D