Answer:
150 square feet
Step-by-step explanation:
It is half of the yard, because it extends from the corners. To find the area of the triangle of grass, you have to find the product of the legs divided by two.
30*10=300
300/2=150
150 square feet of Mr. West's backyard is covered in grass
Answer:

Step-by-step explanation:
Given

Required
Simplify
Rewrite as:

Take LCM

Apply law of indices

1 cm because 1 cm * 1 cm * 1 cm = 1 cm
Answer:
<em>(IQR) interquartile range: 12 - 9 = 3</em>
Step-by-step explanation:
Median: 10
Lower quartile: 9
Upper quartile: 12
Interquartile Range: 12 - 9 = 3
Answer:
A. Decreasing linear
Step-by-step explanation: