Answer:
c i think
Step-by-step explanation:
if im wrong a if its geometric and c if its arithmetic
Answer:
x = 72
Step-by-step explanation:
These angles are complementary so they add up to 90:
x + 18 = 90
x = 90 - 18
x = 72
Simply simplify the ratios/fractions into their simplest fraction form and divide the numerator by the denominator. If they are equal, they are in fact proportions, if not, they aren't
Step-by-step explanation:





