Supplementary angles are two angles whose measures sum to a 180 degrees and complementary are the sum have to add up to 90 degrees.So 180÷2=90;90÷2=45;180÷6=30 and 90÷6=15.Altough the answer is A.
Answer:
Center = (7, - 5)
Radius = 3
Step-by-step explanation:

Answer:
Step-by-step explanation:
Cross multiply and get:
L = 5w
L = 5w/
W =
L/5
Using SohCahToa, we can find the height of the tree. Let the tree height be h. 8m is adjacent to the 30° angle.

The answer is A) 4.6 m
Answer:
62.83185
Step-by-step explanation:
C=2πr=2·π·10≈62.83185