2 years ago

Kamiko and her 4 sisters each have

Mathematics

1 answer:

kolezko [41]2 years ago

4 0

90 grandchildren

Hope this helps :)

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Write 2.484848... as a mixed number in simplest form.

NeX [460]

Step-by-step explanation:

step 1. x = .484848 . . . repeats

step 2. 100x = 48.48484848 . . . (multiply by 100)

step 3. subtract x from 100x : 99x = 48

step 4. x = 48/99 (now add the 2 back in)

step 5. answer: 2-48/99.

4 0

2 years ago

A square has a side that measures 5.5 units. What is the area of a circle with a circumference that equals the perimeter of the

Alexeev081 [22]

Answer:

Answer choice A) About 38.47 square units

Step-by-step explanation:

Since all four sides of a square have the same length, the perimeter of a square is just 4 times one of the side lengths. The perimeter of the square and therefore the circumference of the circle is 5.5*4=22. The circumference of a circle is 2 times the radius multiplied by pi. The radius of this circle is therefore:

$\dfrac{22}{2\pi}\approx 3.503$