Answer:
7x-15
4x-3
4x-5
7x +25
Step-by-step explanation:
Answer:
1/5
Step-by-step explanation:
Use Pythagoras theorem
Answer:
42.191
Step-by-step explanation:
Punch it in the calculator and round the decimal from 42.1911 to 42.191
Divide the nonagon radially into 9 congruent, equilateral isosceles triangle. Each triangle has vertex angle of 360°/9 = 40°.
Interior angle of polygon = 180°-40° = 140°.
Sum of interior angles = 9(140°) = 1260°
M = 21 - R is our equation. Plug your value of 12 into the equation for R.
M = 21 - 12.
M = 9.
Greg would have 9 magazines left after reading 12 of them