Answer:
2 × n - 1 = x
Step-by-step explanation:
for example:


Step-by-step explanation:
A =1/2(a+b)h
hope it helps.
Answer:
The triangles are realated because there the same size so the triangles are equal
Step-by-step explanation:soory if i did not help
Answer:2√10
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
32/4