Jawab:
Penjelasan dengan langkah-langkah:
L =(Lsegitiga) +(Lpersegi panjang)
= (1/2 ×a×t)+ (p×l)
=(1/2 ×18×10) + (18×20)
=90cm² +360cm²
=450cm²
L¹ = P × L
= 20×18cm
= 360cm²
L²= a×t÷2
= 18 × 10 ÷ 2
= 90cm²
L gabungan= 360 + 90 cm²
= 450 cm²
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Jawab:
Penjelasan dengan langkah-langkah:
L =(Lsegitiga) +(Lpersegi panjang)
= (1/2 ×a×t)+ (p×l)
=(1/2 ×18×10) + (18×20)
=90cm² +360cm²
=450cm²
L¹ = P × L
= 20×18cm
= 360cm²
L²= a×t÷2
= 18 × 10 ÷ 2
= 90cm²
L gabungan= 360 + 90 cm²
= 450 cm²