Use the distributive property to remove the parentheses.
2 answers:
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Part A
The number of walking planks is given by the series
5, 9, 13, ...,
This is an arithmetic series with
a = 5, the first term
d = 4, the common difference
On the n-th day, the number of walking planks is
Answer:
Part B
On the 12-th day, the number of walking planks is
Answer: A. 49
The number of walking planks is given by the series
5, 9, 13, ...,
This is an arithmetic series with
a = 5, the first term
d = 4, the common difference
On the n-th day, the number of walking planks is
Answer:
Part B
On the 12-th day, the number of walking planks is
Answer: A. 49
Answer:
Step-by-step explanation:
draw a line AB
create a 90º from both end
join the bisected lines from both end to A, B and from the top respectively
Proof:-
In ∆XYZ and ∆VWZ
Hence
∆XYZ∆VWZ(Side-Angle-Side)