Answer:
y = cos 2/3 x
Step-by-step explanation:
Answer:
Brainliest!!
Step-by-step explanation:
In plane Euclidean geometry, a rhombus is a quadrilateral whose four sides all have the same length. Another name is equilateral quadrilateral, since equilateral means that all of its sides are equal in length.
-Wikipedia
See picture
Answer:

Step-by-step explanation:

8/10 of the students in the art class are painting.
1/2=5/10
5/10+3/10=8/10
Answer:
no
Step-by-step explanation: