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Find the values of the variables that make quadrilateral ABCD a parallelogram.
(10a-17)= (26b-13)= (7a+7)°= (20b +17)= Enter the correct values in the boxes.
,b=
a=

Respuesta :

Step-by-step explanation:

Since opposite angles of a parallelogram are congruent, we have:

[tex]a=2b+17/5[/tex]

Also, since adjacent angles of a parallelogram are supplementary, we have:

[tex]7a+26b=176\[/tex]

Substituting into the above equation, we get:

[tex]b=3.805, a=11.01[/tex]