Alright here we go
First we need to find the upper angle by doing 180 - 143 = 37. Because it’s a straight line.
Second we need to find angle ADC
a triangle has 180 degrees, and we have 38 and 37.
180 - (38+37) = 105
then we find what the question wants:
180 - 105 = 75 degrees
Answer:
the top one
because identity of addition is adding 0
The statement on the bottom left is correct. (6 students studied for 20 to 24 hours)
Answer:
sorry dude I don't know so sorry
