Answer:
Step-by-step explanation:
The line BD divides a right angle into two acute angles <CBD + <DBA
They add to 90.
They are therefore complementary.
The word you are looking for is complementary.
When r is closest to 1, it is a strong positive correlation. When r is closest to -1 it is a strong negative correlation. When r is about 0.8 or anything similar, it is a weak positive. Similar to if r is -0.8 it would be a weak negative correlation. Hope this helps.
Answer:
6.75
Step-by-step explanation:
use the proportion:
1) 20:9=15:x
2) 20x=135
3) x=6.75
Answer:
Surface area of what?
You can ask the question again but also add the pic so that we can help :)