Answer:
8.9
Step-by-step explanation:
1. DE:BC=AD:AB
2. AD=AB+BD, but according to the conditions AB=5, then
AD=5+BD.
3. after the substitution DE=16; BC=9; AB=5 and AD=5+BD into the formula:
16:9=(5+BD):5;

BD=80/9 - 5≈3.9.
4. if AD=AB+BD, then AD=5+3,9=8,9
Answer:
Direct Variation
Step-by-step explanation:
Given: A car travels at a distance of
km. The formula that relates
to
is 
To find: kind of variation
Solution:
The formula that relates
to
is 
Here,
is a constant of proportionality.
Constant of proportionality is also called as constant of variation.
varies directly as
.
Therefore, this is a direct variation.
Answer:
72 degrees
Step-by-step explanation:
Delta Math
Answer:
This is ezz lol.
Step-by-step explanation:
Your answer would be 1/5
Answer:
C & D
Step-by-step explanation:
A. = 48 cubic units
B. = 48 cubic units
C. = 64 cubic units
D. = 44 cubic units