Answer:
Step-by-step explanation:
Let the angles be 4x , 5x
4x + 5x = 180 { supplementary}
9x = 180
x = 180/9
x = 20
Larger angle= 5x = 5* 20 = 100
Answer:
a) X=0
b) X=2,-2
Step-by-step explanation:
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<span><span>
It would be 17.64 for the area</span></span>