luas bangun I
= 46×15
= 690 cm²
luas bangun II
= 46×30
= 1380 cm²
luas bangun III
= ½×10×15
= 75 cm²
luas bangun IV
luas arsiran
= luas bangun I+II+III+IV
= 690+1380+75+75
= 2220 cm² (A)
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luas bangun I
= 46×15
= 690 cm²
luas bangun II
= 46×30
= 1380 cm²
luas bangun III
= ½×10×15
= 75 cm²
luas bangun IV
= ½×10×15
= 75 cm²
luas arsiran
= luas bangun I+II+III+IV
= 690+1380+75+75
= 2220 cm² (A)