Answer:
2
Step-by-step explanation:
any expression divided by 1 remains the same
you can also calculate the factorial
Answer:
D: All fractions containing integers are rational numbers.
Answer:
30 cm^2
Step-by-step explanation:
the triangle is 36
the rectangle is 6
36-6=30
Answer:
-tan80°
Step-by-step explanation:
Answer:
They are different because in the mantle, the magma is heated, it becomes less dense and rises. It give off it's thermal energy and cools down, becoming more dense and descend to be heated again.
In the ocean, the tropics warm the water and it travels to the poles to cool down, then returns to the tropics to heat up again.