8.5 yd/1 * 3ft/1yd ................
The answer is 10mm, I answered this in a previous question.
Answer: m1 m2 and m5 all equal to 135 as well
While m3 m6 and m4 are 45
Why: since they are on a line the two angles together should equal 180. So 180- 135= 45
