where A is area
a is side a lets say its 8cm
b is side b lets say its 7 cm
theta is 28
Ratinal numbers are real numbers
1 answer:
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where A is area
a is side a lets say its 8cm
b is side b lets say its 7 cm
theta is 28
Answer:
612 adults
361 students
Step-by-step explanation:
To solve this question, set two equations:
Let x be number of adults and y be number of students.
As there are in total 937 people, the equation would be the sum of both adults and children:
...... ( 1 )
As the total sale amount is $1109, the equation would be to add up the ticket fee:
...... ( 2 )
Put ( 1 ) into ( 2 ):
Put y into ( 1 ):
Therefore there are 612 adults and 361 students.