Answer:
Cara can make 15 nylon cord necklaces exactly.
Step-by-step explanation:
This looks like a simple division problem, just divide 281.25 by 18.75 and you should get 15.
A full rotation is 360 degrees so the required angle is 360/12 = 30 degrees.
Multiply 2nd equation by 3 and add to first
9x-3y=-2
<u>-9x+3y=-9 +</u>
0x+0y=-7
0=-7
false
no solution
these lines aer paraalell so no solution
Pythagorean theorem - a^2 + b^2 = c^2
2^2+3^2 = d^2
d^2 = 13
d= square root of 13
37 is the answer of this. Hope this helps :)