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Question
primary 5 | Maths
| Whole Numbers
4 Answers Below
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Date Posted: 2 years ago
Views: 591
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B) no. of dots= (fig no. +1)^2 + fig no. + 2
No. of dots in Fig 20 = (20+1)^2 + 20+2 = 463
Fig. 20 has 463 dots
No. of dots in Fig 20 = (20+1)^2 + 20+2 = 463
Fig. 20 has 463 dots
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Hope this helps
Date Posted:
2 years ago
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Date Posted:
2 years ago
C) (fig. No + 1)^2 + fig no. +2= 133
Guess and check,
(10+1)^2 + 10+2= 133
Figure 10 has 133 dots
Guess and check,
(10+1)^2 + 10+2= 133
Figure 10 has 133 dots
Thanks for the solution but do Primary 5 uses exponents already?
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