jenine47 jenine47

26-12-2019
Mathematics

contestada

2) Find the value of a.
(4a-4)
(2a + 30)

2 Find the value of a 4a4 2a 30 class=

Respuesta :

mathstudent55 mathstudent55

26-12-2019

Answer:

a = 17

Step-by-step explanation:

The quadrilateral has two pairs of opposite sides that are parallel, so it is a parallelogram. Therefore, opposite angles are congruent. Set the measures of the angles equal and solve the equation for a.

4a - 4 = 2a + 30

2a = 34

a = 17

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