Answer:
see the explanation
Step-by-step explanation:
we have

we know that
To cross multiply, start by multiplying the numerator of the left-hand fraction by the denominator of the right-hand fraction.
2(8)
Then, multiply the numerator of the right-hand fraction by the denominator of the left-hand fraction.
7(28)
Next, set the 2 products equal to each other.
2(8)=7(28)
Answer:
B. False; to be concave the angles cannot be congruent.
Step-by-step explanation:
Regular Polygons are never concave.
Answer:
259+k=x
Step-by-step explanation:
x= total number of miles
Answer: x = -15
Step-by-step explanation:
Answer:
2.8, 8.8, and -17 respectively.
Step-by-step explanation:
We need to find roots of the equation.