Answer:


Step-by-step explanation:
Because there are two smaller lines drawn in lines TA and AK, it means that the length of TA is the same as AK.
Hence, 
Subtract 4x from both sides:


Divide both sides by 2:


To find TK,

Answer:
Same here
Step-by-step explanation:
Answer:
Step-by-step explanation:
No. Each side must be less than the sum of the remaining two sides.
10 ≮ 5+1