Answer:
PQ is perpendicular to RS
that is to mean:
PQ⊥RS
Step-by-step explanation:
To find the dimensions of a square with an area of 441cm² find the square root. The square root is 21. That means that each side of the square is 21 cm long.
13 x 6 = 78
d = 78
Hope This Helps You!
Good Luck Studying :)
Think of cancelling fractions:

Because the '4' was on top and bottom,they cancelled themselves out.
You do the same thing with units.
Starting with 'inches', ending with yards. You want the inches to cancel.
Since the original units start on top. The inches in the ratio needs to be on the bottom so they cancel.

Answer: The unit 'yards' needs to be in the numerator.
Answer:
80 Stuffed Animals
Step-by-step explanation:
Dolls : Stuffed Animals
9 : 3
240 : x
x is 80