Dbuckets Dbuckets

09-03-2016
Mathematics

contestada

Angles ABC and DBE are vertical angles, with angle ABC = 4x, and angle DBE =( 2x+18)

Find Value of x AND
find angle DBE

Respuesta :

crisforp crisforp

09-03-2016

Vertical angles are equal.
We have 4x = 2x + 18.
Then, 2x = 18;
x = 18 ÷ 2;
x = 9 degrees;
The measure of angle DBE is 2 × 9 + 18 = 36 degrees.

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