Answer:
3.1
Step-by-step explanation:
Answer:
5r + 2p + 6
Step-by-step explanation:
= 4r + 9 + r + 2p - 3
= 4r + r + 2p + 9 - 3
= 5r + 2p + 6
Step-by-step explanation:

Answer:
ASA
Step-by-step explanation:
The Angle Side Angle Postulate (ASA) says that "triangles are congruent if any two angles and their included side are equal in the triangles. An included side is the side between two angles."
Hope this helps! :)
Answer:
C. 5
Step-by-step explanation:
∆LMN kid an isosceles triangles because it has two base triangles that are equal to each other. Therefore, the sides opposite the base triangles would also be equal to each other.
Thus:
3x = x + 10
Solve for x. Subtract x from each side
3x - x = 10
2x = 10
Divide both sides by 2
x = 5