Math
posted by Matt .
The sum of the degree measures of the angles of a quadrilateral is 360. Find the measure of the fourth angle of each quadrilateral given the degree measures of the other three angles.
4x+12, 8x  10, 6x+5
Respond to this Question
Similar Questions

MATH Prob.
Three angles of a quadrilateral each measures 87*(degrees)..what is the measure of the fourth angle? 
Math
The measures of three of the angles of a quadrilateral are 40, 70, and 130. What is the measure of the fourth angle? 
geometry
find the value of x in each triangle: triangle x has 1 angle at 53 degree for value x i got: 63.5 degree is that correct? 
geometry
find the value of x in each triangle: triangle x has 1 angle at 53 degree for value x i got: 63.5 degree is that correct? 
Math
The measures of three angles of a quadrilateral are 80, 90, and 103 degrees. Find the measure of the fourth angle. 
Math  Quadrilaterals
A quadrilateral has interior angles with degree measures of 63, 4s, 5s and 2s. What is the angle measure, in degrees, of the largest angle of the quadrilateral? 
math(elmntry euclidean geometry)help needed ASAP!
The sum of the angles of a quadrilateral is 360°. Find the conditional, draw a diagram, and state the given and conclusion. CONDITIONAL FORM: If it is the sum of the angles of a quadrilateral, then it measures 360°. DIAGRAM: Not … 
math(elmntry euclidean geometry)
The sum of the angles of a quadrilateral is 360°. Find the conditional, draw a diagram, and state the given and conclusion. CONDITIONAL FORM: If it is the sum of the angles of a quadrilateral, then it measures 360°. DIAGRAM: Not … 
Algebra
The sum of the four angle measures of any convex quadrilateral is 360 degrees. Suppose that a convex quadrilateral has angle measures of 90, 10y+4, and 3y2 degrees. Write an expression for the degree measure of the fourth angle. 
Math
angle of quadrilateral are 40°,60°,120° and 140°. If the sum of the interior angles of a quadrilateral is 360°, find the ratio of these angles according to the order given.