Answer:
Step-by-step explanation:
d^4-81
(d^2)^2-(9)^2
Using formula
(d^2+9)(d^2-9)
Answer:
the ratio of girls to boys is 28:4
Step-by-step explanation:
all you have to do is See how many girla they are and boys and put them in order
A fraction of gallon that is equal to is 1/4 because 4 quarts equals one gallon
Hope This Helps
Hey there,
We know that area is the size of a surface
First of all, <span>To find the </span>area<span> of a rectangle, multiply the length by the width. In this question the length would be 90 meters and the width would be 45 meters.
</span>90 x 45 = Area
90 x 45 = 4050
<span>Area = 4050m</span>²
