1 Answer

Qnku · Answer 1 · 2023-02-25T19:56:12+0000

ThereforeGiven the image, we can find the missing angle using the sum of angles at a point rule.

The sum of angles at a point is known to be 360 degrees.

Therfore,

$\begin{gathered} a^0+315^0=360^0 \\ a^0=360^0-315^0 \\ a^0=45 \end{gathered}$

Therefore, the measure of "a" is

Answer:

$45^0^{}$

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