Answer:
b
Step-by-step explanation:
the answer is 3 ft because since the two triangles are diagonal to eachother (i forgot the word) they have the same side length ratio. the ratio of the bigger triangle is 10:6.
the other triangle has 1/2 of that ratio. 10/2=5 and 6/2=3
Answer:
Step-by-step explanation:
2x + 12 = 1/3 (7/3x+4/3)

They lie in the same plane is the answer ;)