Answer:
x = 
Step-by-step explanation:
Use Pythagorean theorem,
Hypotenuse² = base² + altitude²
x² = (√8)² + 4²
= 8 + 16
= 20
x = √20 = 
x = 
Answer:
(5 * 10")
Step-by-step explanation:
9-4 = 5
I don't understand the "" part but im pretty sure this is what you meant
Answer:
first, work out the 5.9 times table. Then, using bus stop method, go from there.
Step-by-step explanation:
I'm guessing 7.71
Step-by-step explanation:
1,079.40/140
Answer:
-1
Step-by-step explanation: