Given:
Angles of the quadrilateral are 100°, 120°, 100° and x°.
To find:
The value of x.
Solution:
The sum of the angle measures of the quadrilateral is 360°.
Subtract 320° from both sides.
The equation of 320 + x = 360.
The value of x is 40.
Davia draws a shape with 5 sides tow sides are each 5 inches long.tow other sides are each 4 inches long.the perimeter of the sh
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