Question

two right angles cannot be complementary. YES /NO

Answer 1

Sorry, no, complimentary angles = 90•

Answer 2

$\huge\color{Pink}{Hey friend!!}$

here is your answer:

No. Two right angles can never be complementary. Since 90°+90=180°
But the sum of two complementary angles is 90°

Of course two right angles can be supplementary.

hope it helps you!!

$\huge\boxed{Thankyou!!}$