Berapakah panjang tangga dan papan peluncur pada diagram berikut
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Verified answer
Panjang papan peluncur= √{(15 m)² + (20 m)²}
= √(225 m² + 400 m²)
= √(625 m²)
= 25 m
Panjang tangga
= √{(15 m)² + (8 m)²}
= √(225 m² + 64 m²)
= √(289 m²)
= 17 m