Jawab:
1.L trapesium=288 cm.
2.a. L segitiga=80 cm.
b.L trapesium=128 cm.
3.a.L layang"=108 cm.
b.L trapesium=84 cm.
Penjelasan dengan langkah-langkah:
1.L=1/2x36x16=288 cm.
2.a.L=1/2x20x8=80 cm.
b.L=1/2x32x8=128 cm.
3.a.L=1/2x12x18=108 cm.
b.L=1/2x28x6=84 cm.
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Jawab:
1.L trapesium=288 cm.
2.a. L segitiga=80 cm.
b.L trapesium=128 cm.
3.a.L layang"=108 cm.
b.L trapesium=84 cm.
Penjelasan dengan langkah-langkah:
1.L=1/2x36x16=288 cm.
2.a.L=1/2x20x8=80 cm.
b.L=1/2x32x8=128 cm.
3.a.L=1/2x12x18=108 cm.
b.L=1/2x28x6=84 cm.