Respuesta :

kesia0075

Step-by-step explanation:

given : BA perpendicular to BC

To prove: <1 + <2 = 90 degrees (complementary angles)

it is given that BA is perpendicular to Bc. so that means that:

<ABC = 90 degrees

so, <1 + <2 = 90 degrees

hence, proven!

hope it helps!

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