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Kazeer [188]
3 years ago
7

Find th area of the circle. Use 3.14 for π round to the nearest unit.

Mathematics
2 answers:
Romashka [77]3 years ago
7 0

Answer:

the answer is c. i have done this quiz already

kramer3 years ago
4 0
I think the answer is C because you would A=Pi x r x 2

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ASAP
Katen [24]

Answer:

No , because there are different formulas for each prism.

Step-by-step explanation:

7 0
3 years ago
PLEASE HELP!! I know I need to factor but I’m confused…
Veseljchak [2.6K]

Answer:

x = 16

Step-by-step explanation:

Given a tangent and a secant from an external point to a circle, then

The product of the external part and the whole of the secant is equal to the square of the tangent, that is

9(9 + x) = 15²

9(9 + x) = 225 ( divide both sides by 9 )

9 + x = 25 ( subtract 9 from both sides )

x = 16

5 0
2 years ago
Read 2 more answers
Can someone help me solve this?
Sergio [31]

Answer:

m<c = 104°

m<d = 80°

Step-by-step explanation:

Recall: Opposite angles of a cyclic quadrilateral are supplementary. Therefore, their sum equals 180°. Thus:

m<c + 76° = 180°

m<c + 76° - 76° = 180° - 76° (subtraction property of equality)

m<c = 104°

m<d + 100° = 180°

m<d +100° - 100° = 180° - 100° (subtraction property of equality)

m<d = 80°

8 0
2 years ago
Marti is filling a 10– inch diameter ball with sand to make a medicine ball that can be used for exercising. To determine if the
Mice21 [21]

Answer:

Option A. 30\ pounds

Step-by-step explanation:

step 1

Find the volume of the sphere ( medicine ball)

The volume is equal to

V=\frac{4}{3}\pi r^{3}

we have

r=10/2=5\ in ----> the radius is half the diameter

Convert inches to feet

Remember that

1 ft=12 in

r=5\ in=5/12\ ft

assume

\pi=3.14

substitute

V=\frac{4}{3}(3.14)(5/12)^{3}

V=0.3029\ ft^{3}

step 2

Find the weight of the ball

Multiply the volume in cubic foot by 100

0.3029*100=30.29\ pounds

Round to the nearest pound

30.29=30\ pounds

6 0
3 years ago
A bakery used 25% more butter this month than last month. If the bakery used 240 kilograms of butter last month, how much did it
yawa3891 [41]

Answer:

300kg

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
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