I hope this helps you
30 degree = k
60 degree = k square root of 3
90 degree = 2k
hypothenus =10 =>90 degree
one leg = 5 => 30 degree
Answer:
56 is 70% of 80 students.
Step-by-step explanation:
70% = 0.7
56 divided by 0.7 = 80
A quadratic equation is one in which the highest exponent of x is 2.

is quadratic; the highest exponent is 2.
x³-3x²+1=0 is NOT quadratic. The highest exponent of x is 3, not 2.
5x-7=0 is NOT quadratic. The highest exponent of x is 1, not 2.
x²+3x-5=0 is quadratic; the highest exponent of x is 2.
x-5=9x+7 is NOT quadratic. The highest exponent of x is 1, not 2.
x²-x=3x+7 is quadratic; the highest exponent of x is 2.
Answer:
I think it would be 9 miles.
Answer: 2
Step-by-step explanation: 1/2 x 4 = 4/2 = 2/1 = 2.