Chelsea has 55 art brushes. She has this manu because Monique has 5 necause 11x5 is 55. 55 plus Monique's 5 is 60 brushes in total. Have a nice day :)
I will help you but I need to know what you need help with , find the area or volume?
A=100°
as 180-140= 40 , 40 x 2 = 80 & 180-80 = 100° = a
Answer:

Step-by-step explanation:
