Hello!
If there is 4 faces and 1/4 chance of any side end up face down, we just have to decrease one chance, so, the chance of the face "2" does not end up face down is equal the sum of the chances of the others faces end up face down, so, we have: 3/4.
Hugs!
the angle 4pi/5 in quadrent 2
If this is all multiplication
145.8
The answer is 50x-35.hope this helps.if it does please mark brainliest