2 answers:
The angle at the centre of a circle is twice that at the circumference. The length of arc is 12x+40=2(8x+10).
12x+40=16x+20, 20=4x so x=5.
The inscribed angle is 8 x+10 and it has to be half of the arc 12x+40 we ca write as
2(8x+10)=12x+40
16x+20=12x+40
16x-12x=40-20
4x=20
X=5
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It is equal because every 2000 pounds is 1 ton and 18000lb divided by 2000 equals 9.
What are the plans?
( Sorry if not answering real question.)
Hi let me help you out there
$5+$2+$2.50+$0.25= 9.75
The costumer handed in less money. the costumer still has to pay $6.75 dollars more.
she thought the total was less.
hope it helps
