3 years ago

Is 1.66666667 Rational or irrational

Mathematics

2 answers:

devlian [24]3 years ago

4 0

Answer:

Rational.

Step-by-step explanation:

1.666... can be expressed as $\frac{5}{3}$ .

Hence it is rational.

SSSSS [86.1K]3 years ago

3 0

Answer:

irrational

Step-by-step explanation:

You might be interested in

A ladder reaches the top of a 20 foot building. the ladder is 4.5 feet away from the building. how long is the ladder?

KATRIN_1 [288]

Answer:

Step-by-step explanation:

do that with pithagoras:

20² + 4,5² = x²

400 + 20,25 = x²

420,25 = x²

x = $\sqrt{420,25}$

x ~ 20,5

Letter C: 20,5 feet

4 0

2 years ago

If h = 9 units and r = 5 units, then what is the volume of the cone shown above?

dexar [7]

Answer:

Answer = 235.5

Step-by-step explanation:

Cone volume formula is V = 1/3 * pi * r^2 * h

V = 1/3 * 3.14 * 5^2 * 9

V = 235.5

6 0

2 years ago

Kimberly has $120 to spend at the bookstore. Kimberly buys a hardcover book for $36, as well as some gift cards for her family a

zepelin [54]

Answer:

she can buy 5 more

Step-by-step explanation:

5 0

2 years ago

Read 2 more answers

Simplify: <img src="https://tex.z-dn.net/?f=4%5Csqrt%7B12%7D%20-%20%5Csqrt%7B3%7D%20%2B%204%20%5Csqrt%7B6%7D%20%2B%203%20%5Csqrt

Dahasolnce [82]

4 divided by 12 -3+4 divided by 6+3 divided by 4

6 0

2 years ago

Calculate the length of the circumference of a circle with diameter of 10.4

Kitty [74]

To work out the Circumference of a circle, we must o the calculation
πd
π x d
If we fill in the information we know
π x 10.4
3.14 x 10.4 (to 2 d.p.)
↓
32.656 (units)

7 0

2 years ago

Read 2 more answers