find all the angles b = (2a+5) c = 6a d = (3a+20) and e = (5a-5)
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Answer:
a= 20
b= 45
c= 120
d= 80
e= 95
Step-by-step explanation:
a+b+c+d+e= 360
a+2a+5+6a+3a+20+5a-5= 360
17a+ 20= 360
17a=360-20
17a=340
a=340/17
a=20
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