the degree measure of three angles of a triangle are x,y,z. if z= x+y÷2 yhen find the value of z
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x +y+z =180. (sum of all angles of a triangle)
z= x+y/2
x +y+x+y/2 =180
x+y+x+y=180/2=90
2x+2y=90
2(x+y)=90
x+y=90/2=45
z=x+y/2
z=45/2
z=22.5
z= x+y/2
x +y+x+y/2 =180
x+y+x+y=180/2=90
2x+2y=90
2(x+y)=90
x+y=90/2=45
z=x+y/2
z=45/2
z=22.5
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