Answer:
Some of the 50 students should have been assigned to a control group that used the in-person course
Step-by-step explanation:
Answer:
31 units ²
Step-by-step explanation:
Area of a rectangle = length × width
Length = 8 units
Width = 5 units
Area of a rectangle = length × width
= 8 units × 5 units
= 40 units ²
Area of of the blue square = length ²
Length = 3 units
Area of of the blue square = length ²
= (3 units) ²
= 9 units ²
Area of the orange colored part of the figure = Area of a rectangle - Area of of the blue square
= 40 units ² - 9 units ²
= 31 units ²
Area of the orange colored part of the figure = 31 units ²
The answer's are:
1. About the same.
2. Greater for the 13 - 14 year old's.
Hope this helps!
Answer
1/2 of a mile
Step-by-step explanation:
You must multiply both numbers by 2 so that you can calculate how far she will go in 1 hr. 1/4*2=1/2