2 years ago

I still nee help with this q9

Mathematics

1 answer:

katen-ka-za [31]2 years ago

6 0

Answer:

it is A

D"" (7,2)

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A chord of a circular clock is 48 inches long, and its midpoint is 7 inches from the center of the circle. What is the radius of

Sphinxa [80]

ANSWER

The radius is 25 inches

EXPLANATION

From the diagram, the radius of the circle is AC.

From the Pythagoras Theorem,

${r}^{2} = {7}^{2} + {24}^{2}$

$r^{2} = 49 + 576$

Simplify

$r^{2} = 625$

Take positive square root,

$r = \sqrt{625}$

$r = 25$

Hence the radius is 25 inches

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3 years ago

I need a little help here please make it right :(

IRINA_888 [86]

Answer:

-3 X 7= -21

Step-by-step explanation:

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3 years ago

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Aleonysh [2.5K]

Answer:

Step-by-step explanation:

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2 years ago

Please help me!

Tomtit [17]

This is how it would work to find answer

You divide 225 by 45 and the answer you would get is 5 so

It will take 5h for the train to travel

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3 years ago

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Can anyone help? I don't know what I did wrong and need some help finding the answer.

fgiga [73]

Answer:

57.1

Step-by-step explanation:

Using cosine rule

Cos¤ = 21/25

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3 years ago