Question

D prove that that "If a "If a pair of alternative angles formed by a transversal of two line is Congruent then two line and parallel ​

Answer 1

Step-by-step explanation:

In ascending order, each positive number $n$ appears $n$ times in a sequence $a_{n}$.

$1, 2, 2, 3, 3, 3, 4, 4, 4, 4, \cdots.$

Find the following value.

$\Huge\text{ \rightarrow\displaystyle\sum^{7}_{k=1}a_{10^{k}}. }$

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