I’ll do the problem but why is there that line next to eight?
Step-by-step explanation:
Hey there!
The midpoint formula is;

Where, (x1), (y1), (x2) and (y2) are the given coordinates.
<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>
Answer:
a= 11
Step-by-step explanation:
9a+ 6°+75° =180° (straight angle, they are called supplementary angles. so sum is equal to 180°
9a +81 = 180
9a= 99
a= 11
Answer:
Step-by-step explanation.