Its A.
because if the base is 13 and 13 and the sides are 10 cm multiply and get A.
Answer:
Step-by-step explanation:
On a grid,
go to the middle, aka 0,0
move left 4 times, but stay on the same line. Then draw that line up and down on the -4 of x.
sorry if this isn't clear
Ask your self what is -2*?=23.
Then times that answer by 2.
Answer:

Step-by-step explanation:
hope it's helpful
There would be 14 female and 7 male, so the total number of students is 21.