Mathematics, 18.10.2020 16:01, Nickanderson21

1 Bob took 7 matchsticks to form a pattern as COTS shown below. The same pattern can be repeated
each time by adding 5 more matchsticks.
Bob mengambil 7 batang mancis untuk membentuk
satu corak seperti yang ditunjukkan di bawah. Corak
yang serupa itu boleh diulangi dengan setiap kali
menambah 5 batang mancis.
30 cm
3 cm
If each matchstick is 3 cm long, calculate
Jika panjang setiap mancis ialah 3 cm, hitung
(a) the number of matchsticks needed to form
a pattern of 30 cm long.
bilangan batang mancis yang diperlukan untuk
membentuk satu corak yang panjangnya 30 cm.
(b) the length of the pattern from point A if
Bob used 92 matchsticks altogether.
panjang corak dari titik A jika Bob menggunakan
92 batang mancis kesemuanya.
68

Answers: 1

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1 Bob took 7 matchsticks to form a pattern as COTS shown below. The same pattern can be repeated