Answer:
The correct choice is the third answer.
Step-by-step explanation:
The arrow on top of the letters means that they would be parallel. If you look closely at the diagram, you can see that both QR and TU go in the same direction and will never intersect.
Answer:

Step-by-step explanation:

Multiply the numerator and denomiator of 1/16 by 2 so that the denominators are equal and we can subtract.

Then, subtract

Answer:
14
Step-by-step explanation:
21 divided by 3 =7 7 per 1/3
7x2=14
Answer:
$80
Step-by-step explanation:
4x/2=2x
7x-60
7x-60=2x*2
7x-60=4x
3x=60
x=20
20*4=80
Answer:
9, 12
Step-by-step explanation:
Just multiply the 3,4,5 triple by 3 and u get 9, 12, 15