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Rudik [331]
3 years ago
14

Can somone please help me with this

Mathematics
1 answer:
Vitek1552 [10]3 years ago
6 0

Answer:

I hope this helps!

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Given AB = 3x + 3 and BC = 2x + 9
BartSMP [9]

Answer:

x=6

Step-by-step explanation:

AB=BC

3x+3=2x+9

x=6

5 0
3 years ago
Place parentheses in the expression 7^2+1-5x3 value is 135
SpyIntel [72]

Answer:

Step-by-step explanation:

[{((7^2)+1)-5}*3]

=[{(49+1)-5}*3]

=[{50-5}*3]

=[45*3]

=135

3 0
3 years ago
Express the following in the usual form<br>(a) 6.25×10-⁵
andrew-mc [135]

Answer:

0.0000625

Step-by-step explanation:

10^{-5}=0.00001

6.25*10^{-5}=6.25*0.00001=0.0000625

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3 years ago
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A closed cylindrical tank has a height of 200 cm and a diameter of 126 cm
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Area of the sheet used to make the tank = total surface area of the cylinder = 2\pir(r+h) = 2 x 22/7 x 63 x 263 = 104148 sq. cm.

4 0
3 years ago
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The point ( 3,0) lies on a circle with the center at the origin. What is the area of the circle to the nearest hundreth
Lina20 [59]
1) Find the radius of the circle.  You can do that by inspection; no work required.
2) Use the "area of a circle" formula A = pi r^2 to calculate the area.
3) Round off your area calculation to the nearest hundredth.
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3 years ago
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