Answer:
n=-s÷d-c
Step-by-step explanation:
- d=c-s÷n
- n×d=n×c-s÷n×n
- group like terms
- nd-nc=-s
- n(d-c)=-s
- n=-s÷d-c
Answer:
Step-by-step explanation:
Answer:
Z.
Step-by-step explanation:
I wrote down the subject with the number of students. I looked one by one to see if the number of students with the subject matched with the graph. Then I finally found that the last graph matched with what I written down.
All angles are 90 degrees, which cancels out a kite and a rhombus, leaving you with two options (rectangle or square). Using Pythagoras' theorem, you can work out that all sides are also of equal length, which means this shape is a square :)