Ok so what we have to do is 4+7+9=c
4+7=11
11+9=20
c=20
your answer is 20
Answer:
13 and 11
Step-by-step explanation:
how is helpful
Answer:
D
Step-by-step explanation:
Answer:
11 units
Step-by-step explanation:
To calculate CD use the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = C(- 4, 6) and (x₂, y₂ ) = D(- 4, - 5)
CD = 
= 
=
=
= 11