Answer:
The length side of the triangle is 
Step-by-step explanation:
we know that
The equilateral triangle has three equal sides and three equal internal angles of measure of 60 degrees each.
Let
b------> the length side of the equilateral triangle
Applying Pythagoras theorem

Answer:
$16 per pound
Step-by-step explanation:
We want to find the price per pound.
Therefore, we must divide the cost by the pounds.

We know it costs $144 for 9 pounds of pears. Therefore, $144 is the cost and there are 9 pounds.

Divide.

It costs $16 for each pound of pears.
Answer:
n/a
Step-by-step explanation:
it just needs more work on the vertex.
Answer:
B 25.0 is the right answer
Step-by-step explanation:
Step-by-step explanation:
if 900 is increased by 20% then
120/100×900=1080
Decreasing it by 20% then
80/100×1080=864