I think it is an orthicenter
90 degrees in a right angle. skipping 12. a supplementary angle is 180 degrees. x is 30. complementary is 90. skip the one you answered. i think the next one is also 157. i’m skipping 16 i keep blanking out. hope i helped a little bit
(8^-3)^-2 (8^8) = 8^n
8^6 * 8^8 = 8^n
8^14 = 8^n
n=14
Hey! To do this, we need to multiply 4.5 x 10² by 3.2x10^6 by 365 (days in the year) to get our answer.
Answer: 525,600,000,000