according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.
step-by-step explanation:
Another question on Mathematics
Mathematics, 20.06.2019 18:04
If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2
Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip