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S_A_V [24]
3 years ago
12

Hi Guys please help me xx

Mathematics
2 answers:
Georgia [21]3 years ago
6 0

Answer:

A

23778.71

Step-by-step explanation:

here you go Mark me as brainliest

alekssr [168]3 years ago
4 0

Answer:

A ≈ 23800 cm²

Step-by-step explanation:

The area (A) of a circle is calculated as

A = πr² ( r is the radius ) , then

A = π × 87² = 7569π ≈ 23800 cm² ( to 3 significant figures )

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olganol [36]

Answer:

vertex is (4,-4) and another point is (6,0) or you could use (2,0) or many other options :)

Step-by-step explanation:

The cool thing about this question your quadratic is in factored form so your x-intercepts are easy to figure out, they are 2 and 6.

So you can plot (6,0) and (2,0).

The vertex will lie half between x=2 and x=6... so it lays at (6+2)/2=4

We just have to find the y-coordinate for when x=4.

Plug in 4 gives you (4-2)(4-6)=(2)(-2)=-4.

So the vertex is at (4,-4).

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Answer:

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Step-by-step explanation:

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