Answer:
1.8 pounds per dollar
Step-by-step explanation:
Take the pounds and divide by the dollars
9 pounds / 5 dollars
1.8 pounds per dollar
Answer:
one unique solution x=1 y=4
Answer:
29 is yes
and
30 is no
Step-by-step explanation:
hope this helpss
There are two answers those being x=5 & x=2
explanation in picture
Answer:
Step-by-step explanation:
we know that
Heron's Formula is a method for calculating the area of a triangle when you know the lengths of all three sides.
so
where
a, b and c are the length sides of triangle
s is the semi-perimeter of triangle
we have
<em>Find the semi-perimeter s
</em>
s=
Find the area of triangle
simplify