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zubka84 [21]
3 years ago
14

How do you find the surface area

Mathematics
1 answer:
WITCHER [35]3 years ago
3 0

Answer:

It depends on what shape you have. Here are some formulas for different shapes.

Step-by-step explanation:

Rectangular prism: 2lw + 2lh + 2wh

Cylinder: 2 pi <em>r</em>² + 2 pi <em>rh</em>

Sphere: 4 pi <em>r</em>²

Cone: pi <em>r</em>² + pi <em>rl</em>

Square-based pyrimid: 1/2<em>lp</em> +<em>B</em>

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I hope this helps!

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Whatt is 5/10 times 4/6?
yanalaym [24]

Answer:

5/10×4/6=1/3

Solution with Steps

5/10×4/6=?
For fraction multiplication, multiply the numerators and then multiply the denominators to get

20/60

This fraction can be reduced by dividing both the numerator and denominator by the Greatest Common Factor of 20 and 60 using
GCF(20,60) = 20

(rest is in image)

HOPE THIS HELPED

3 0
2 years ago
Read 2 more answers
Convert the angle 0=14pi/9 radians to degree
Levart [38]

Answer:

280 degrees.

Step-by-step explanation:

To convert radians to degrees we multiply by 180/pi:

angle O = 14pi/ 9 * 180 / pi

=  14*180 / 9

=  280 degrees.

6 0
3 years ago
Please help I’m vvv confused
Triss [41]

Equation is y=kx.  We have four chance to figure out k; hopefully they all give the same result

x=9, y=63,  y=kx becomes 63=k(9) so k=63/9=7

x=4, y=28, 28=k(4), k=7

The constant of proportionality is 7; we check  2×7=14, 11×7=77

Answer: k=7,   y=7x

7 0
3 years ago
Read 2 more answers
How to covert km to cm
alisha [4.7K]

Answer:

1 kilometre =

100000 centimetres

( convert into cm )

formula = multiply the km value by 100000

( convert cm into km) = divide by 100000

3 0
3 years ago
Which equations results from adding the equations in this system?<br> x+6y=9<br> -x+2y=-15
UkoKoshka [18]

Answer:

8y = -6

Step-by-step explanation:

Simply add the equations as you would numbers.

The 'x's cancel each other out. The 'y's add together as normal numbers.

9 + (-15) = -6

Hope that this helps!

4 0
3 years ago
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