Calculate the value of x in the following diagrams.
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(i)
(3x+5)+4x+(2x+5)+x=360 degree
(3x+4x+2x+x )+5+5=360
10x+10=360
10x=360-10
x=350/10
x=35 (ii)(3x-15)+x+90+(x+25)+60=360 3x-15+x+x+25-=360-(60+90) 3x+x+x+25-15=360-150 5x+10=210 5x=210-10 x=200/5 x=40 degrees
(3x+5)+4x+(2x+5)+x=360 degree
(3x+4x+2x+x )+5+5=360
10x+10=360
10x=360-10
x=350/10
x=35 (ii)(3x-15)+x+90+(x+25)+60=360 3x-15+x+x+25-=360-(60+90) 3x+x+x+25-15=360-150 5x+10=210 5x=210-10 x=200/5 x=40 degrees
Saanvipriya:
thanx
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