Answer: 2.25 km
Step-by-step explanation:
2 cm = 0.5 km
9 cm = (9 x 0.5)/2
= 2.25 km
Answer:
3pi is irrational.
Step-by-step explanation:
An irrational number multiplied by a rational number is always irrational.
:)
Answer:
x° =125° y°= 125°
Step-by-step explanation:
55° + x° = 180° because they are complementry angles
solve for x by subtracting 55° from both sides
x° = 125°
x° and y° is equal because they are vertical angles
The volume of a pyramid is found by multiplying the length, width and height together then dividing by 3.
length x width x height = 12 x 12 x 12 = 1728
volume = 1728 / 3 = 576 cubic cm