The last one
solid particles bump into each other
Answer:
42
Step-by-step explanation:
One angle of a regular pentagon = 108°
One angle of a regular hexagon = 120°.
One angle of a square = 90°
∴ ∠BAC = 360 – (108 + 20 + 90) 360 – 318 = 42°
Answer:
-29
Step-by-step explanation:
when adding by a negative it is the same as subtracting by a positive. subtacting by a negetive is the same as adding by a positive.
-hope this helps
Answer:
1075/42
Step-by-step explanation:
