Answer:
7000
Step-by-step explanation:
Because kilo means a thousand so for example 1kg=1000g
Answer: 8
Step-by-step explanation:
12-4= 8
*8 is the length of the side because of this theory I forgot, but yeah!
Answer:
310
Step-by-step explanation:
A circle is 360 degrees
50 +x = 360
x = 360-50
x = 310
Answer:
7 < x < 8
Step-by-step explanation:

Question 21: 24 minutes

x = 
x = 24
Question 22: 20 centimeters
x = one side of the square
x² = 25
x = 5
4x = perimeter
4(5) = perimeter
20 = perimeter
Question 23: 17 sides
Hexagon = 6 sides
Octagon = 8 sides
Triangle = 3 sides
Total amount of sides = 6 + 8 + 3
Total amount of sides = 17