8) How many terms of the arithmetic sequence (2, 4, 6, 8, ...} will give a sum of 600?
1 answer:
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Answer:
Step-by-step explanation:
According to the trigonometric ratios in aright triangle :
Given: ΔBCA ~ ΔSTR
Since , corresponding angles of two similar triangles are equal.
So, ∠C = ∠T ...(i) [Middle letter]
In triangle STR
...(ii)
From (i) and (ii), we have