A concert has tickets for sale. student tickets cost $3.50 and adult tickets cost $5.50. If 30 tickets were sold for a total of
$145, how many of each type was sold?
(help me with number 4 too maybe?)
(help me with number 4 too maybe?)
1 answer:
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Answer:
The measure of angle JKP is
Step-by-step explanation:
step 1
we know that
The measure of the arc is equal to the measure of its central angle
so
and
step 2
Find the measure of the angle JKP
we know that
The measure of the inner angle is the semi-sum of the arcs comprising it and its opposite.
substitute the values