3 years ago

A circle has a diameter of 8 cm. What is its radius? No Links!

Mathematics

1 answer:

trapecia [35]3 years ago

7 0

Answer:4..?

Step-by-step explanation:

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The larger of two numbers is 10 more than the smaller numbers. If the sum of the two numbers is 74. Find the two numbers

Setler [38]

Answer:

32 and 42

Step-by-step explanation:

Hello,

let s note x the smaller number

x + (10+x) = 74

10+2x=74

2x=74-10=64

x=64/2=32

y=32+10=42

thanks

8 0

3 years ago

La expresion 18+2^3 / 4x2

erik [133]

18+8/4x2
18+8/8
18+1
PEMAS
parentheses,

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4 years ago

a 28 foot ladder leaning against a building forms a 15 degree angle with the side of the building. how y’all is the building?

Komok [63]

Check the picture below.

make sure your calculator is in Degree mode.

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4 years ago

The number of girls in three-child families in a certain geographic area is investigated. Of 212 families with exactly three chi

Sati [7]

Answer:

p = 0.513

Step-by-step explanation:

There are 212 families with exactly 3 children. So in all, there are 212*3 = 636 children.

Of those,

The number of girls is:

81 + 76*2 + 31*3 = 326

That is, 326 girls out of 636 children.

Then

$p = \frac{326}{636} = 0.513$

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4 years ago

Can someone help me

Mila [183]

Answer:

Number of stars: 2+2+2+2+2+2

=6×2

Step-by-step explanation:

The stars are added in pairs of two. The pair that is 2+2+2+2+2 is five groups of 2 or 2 groups of five.

Since another pair of two wad added, there is one more pair. Instead of 5×2

Which means 5 groups of 4, it is not 6 groups of 2. I hope I helped you! Have a good day :3

7 0

3 years ago