Question

What's is the sum of the measure of the angels of a convex quadrilateral? will this property hold if the quadrilateral is not convex ?(make a non convex quadrilateral and try​

Answer 1

Answer:

Answer - The sum of the measures of the angles of a convex quadrilateral is 360° as a convex quadrilateral is made of two triangles. This property also holds true for a quadrilateral which is not convex. This is because any quadrilateral can be divided into two triangles.

Answer 2

Answer:

x+5y=13

x-4y=15

Step-by-step explanation:

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