Answer:
Here are some formulas and some info to get you started:
Step-by-step explanation:
Parallelogram:
Area = Base · Height
Triangle:
Area = 1/2 · Base · Height
Know that the height is the vertical dotted line. Also know that the horizontal dotted line attached to the base is not actually part of the base.
If you need any more help let me know, and good luck!
I think it’s A hope this helped
Answer:
ST = 20
Step-by-step explanation:
RT is the sum of RS and ST
Replacing with length you get:
17 + x + 6 = 3x - 56
17 + 6 + 5 = 3x - x
28 = 2x
14 = x
ST = x + 6 = 14 + 6 = 20
