2 years ago

Please Help!! Brainliest Answer! Thank you!

2 answers:

7 0

We have a square here. All angles are congruent (90 degrees) so 20x would equal 90 degrees
20x=90
x=4.5
Now let’s double check
20x
20(4.5)
90
Yep the answer is choice B) x=4.5

I am Lyosha [343]2 years ago

4 0

Answer:

x=4.5

Step-by-step explanation:

The sum of all the angles in a square=360°

20(4.5)=90

90×4=360

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