3 years ago

Given the two expressions shown below:

1 answer:

5 0

A is irrational but b is rational. This is because for b you can work out both square root of 64 (8) and square root of 4 (2). But for a, the square root of 5 is an irrational number :)

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Three apples and twice as many oranges add up to one half the number of cherries in a fruit basket. how many cherries are there?

posledela

So, there are 3 Apples. Oranges = 2 * 3 Apples = 6 Oranges.
The sum of the number of Oranges and Apples represent half of the Cherries.
Mathematically speaking, o + a = 1/2 c <=> 3 + 6 = 1/2c. => c=18.
So there are 18 Cherries.

5 0

3 years ago

Each side of the base of a right square pyramid is multiplied by 12, but the height is not changed. By what factor is the volume

drek231 [11]

Answer:

the formula for a square pyramid is $a^{2}$ $\frac{h}{3}$ so I THINK its B please do not base ur answer from my opinion