Step-by-step explanation:
Gladys blister is luggage
For this case as MNOP is a square then the angles of each vertex are equal to 90 degrees.
Therefore, we have the following equations:

From these equations, we can clear the values of the unknowns.
For equation 1 we have:


For equation 2 we have:


Answer:
The values of t and f are given by:

Answer:
summation
Step-by-step explanation:
This symbol is the summation symbol
It means to sum what comes after it
Answer:
it is a simultaneous equation.
the -9d can be cancelled to find the answer
Hello :
the <span>coordinates </span> circumcenter for ∆DEF :
x = (1+7+1)/3
y = (1+1+5//3
x=3
y= 7/3