A is the answer. Ask if you need me to explain.
Answer:
See step by step
Step-by-step explanation:
The student found the cosine of angle A not the sine. Sine is Opposite/Hypotenuse. This student found Adjacent/Hypotenuse. The correct answer is Sin A= 12/13.
Answer:
a .120
Step-by-step explanation:
the answer is 120 that the answer
Answer:
15x+9y= 360----------1
x+y= 30--------------2
Step-by-step explanation:
Step one:
given data
let adult be x
and child be y
A hairstylist charges $15 for an adult haircut and $9 for a child haircut
She wants to earn $360 dollars
15x+9y= 360----------1
and cut 30 haircuts this week
x+y= 30--------------2
Step two:
Hence the system of equations for the situation is given as
15x+9y= 360----------1
x+y= 30--------------2