perimeter means to add up all the number around a surface so you are correct the answer is 12 because you are suppose to add up everything around the object so 7+5 which gives you 12
Answer:
.
Step-by-step explanation:
The formula for finding the area of a rectangle is A = l.w, where A is the area, l is the length and w is the width of the rectangle.
This formula is used to find area when l and w are known.
Now, if area A and length l are known the width w will be given by the formula .
Therefore, width = area by length. (Answer)
Answer:
Step-by-step explanation:
when the line goes down like that you know the slope's going to be negative. so now you do rise/run. down two over 1, down two over 1. so your slope is -2
Answer:
x=16
I hope this helps please let me know if I am wrong! :)
Answer:
The perimeter of the square in the projection is
Step-by-step explanation:
we know that
1 cm of the image on the monitor represents 8 cm on the screen
so
using proportion
Find out how much represent on the screen 7 cm on a computer monitor
Let
x ----> the length side of the square image on the screen
Find the perimeter of the image on the screen
the perimeter of a square is equal to
substitute