Answer:
let remaining angle in heptagon be a.
a+64=180(linear pair)
a=116
again
x+155+90+163+a+121°=720(sum of interior angle of hexagon is (6-2)×180°)
x+529+a=720
x+116=720-529
x=191-116=75
They take about 5,000 to 10,000 steps each day.
Helps!
Answer: 3x^2 +120x
Good luck !
Answer:
Step-by-step explanation:
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