Y^2 -40y +c find the value of c that completes the square

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Y^2 -40y +c find the value of c that completes the square

b is 38 degrees.

a is 52 degrees.

this is because if b is 38 and a is 14 degrees more than b than 38+14=52 and 52+38=90 degrees. hope this .

The answer is biodiversity resulting from new ancestors.

[tex]c = 400[/tex]

Step-by-step explanation:

[tex]{y}^{2} - 40y + 400 = {(y - 20)}^{2}[/tex]

C=400 is you’re answer