Answer:
the answer is second one 14
Angle 1, 4, and 8 are all congruent to angle 5. The last choice would be correct.
Answer:
The answer is c
Step-by-step explanation:
By determining the area of the square, we get 
Step-by-step explanation:
Step 1:
The area of a square is given by squaring its side length.
The given squares side length is
cm.
The area of a square
Here a is the side length.
The area of the square is given as 7 cm².
Step 2:
Substituting the value of a in the equation, we get

Taking the x values on one side and the constants on the other side, we get

So 
So it has been proved.
X = y - 1
Hope that helps! :)