Answer:
Angle E is the included angle between sides DE and EF.
The included angle between sides FE and DF is angle F
Step-by-step explanation:
Given

Required
Complete the blanks
To solve this, I will attach an illustration of 
From the attached image of
, we can see that"
is between DE and EF
is between FE and DF
Answer to your question is 2
Answer:
Option C
Step-by-step explanation:
Exteriore angle property: Exterior angle equals the sum of opposite interior angles.
∠I = 77° + 56°
= 133°
Answer:
40%
Step-by-step explanation:
So 10/25=0.4
0.4=40%