2. multiplication property of equality
3. subtraction property of equality
4. addition property of equality
5. division property of equality
Answer:
The correct option is C ) 109.5°
Therefore,

Step-by-step explanation:
Given:
In Triangle DEF
d = 10
e = 18
f = 12
To Find
angle E = ?
Solution:
In Triangle DEF , Cosine Rule says

Substituting the values we get


Therefore,

............As it is in Second Quadrant
Therefore,

A bisector splits an angle into two equal angles.
The answer is the last one: it splits the angle into two congruent angles.
Answer:
√34
Step-by-step explanation:
it would be radical 34.
D
The andwer is d
D is yeh answer