Answer:
<h2>400</h2>
Step-by-step explanation:

Answer:
The triangles are congruent
Step-by-step explanation:
The Triangles are congruent because they have the same side lengths and and angle measures.
Answer:

P.S. If u want a numerical value for 'f' , now put the value of 'm'
0.25r-0.125+0.5r=0.5r
0.75r-0.125=0.5r
-0.125= -0.25r
r=0.5
The slope of this would be 15