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maria [59]
4 years ago
10

Total surface area of a solid hemisphere isa.) 3 Ir²b.) 2 Ir2c.)4Ir2 d.)2/3 Ir3​

Mathematics
1 answer:
Delicious77 [7]4 years ago
8 0

Answer:

c

Step-by-step explanation:

You might be interested in
How would I graph 3x−y=1 ?
Levart [38]

Step-by-step explanation:

3x-y= 1

bring 3x to the right so it become negative

-y= 1 - 3x

divide by -1 for each expression

y = -1 + 3x

arrange it by bring 3x to the front side

y = 3x-1

3 0
2 years ago
9. A rectangle has a width that is 2 feet longer than four times the length. What is the length of the rectangle
Bad White [126]

Answer:

6 feet

Step-by-step explanation:

Perimeter = 2L + 2W

Since you know the perimeter is 64 feet, you would plug that into the perimeter side.

64 = 2L + 2W

You also know the width is 2 feet longer than 4 times the length.

64 = 2L + 2(2 + 4L)  ----> Multiply 2 * 2 and 2 * 4l

64 = 2L + 4 + 8L  ----> Subtract 4 from each side

-4           -4

60 = 2L + 8l ----> add these two

60 = 10L

/10   /10 -----> divide by 10 on each side

6 = L

Now that we know the length, find the width.

64 = 2(6) + 2(2 + 4(6)) -----> multiply 2 * 6 and 4 * 6

64 = 12 + 2(2 + 24) -------> add 24 and 2

64 = 12 + 2(26) -------> multiply 2 and 26

Before you go any further, you now know that the width is 26 feet. Continue solving.

64 = 12 + 52

64 = 64

Everything checks out.

The length is 6 feet and the width is 26 feet.

3 0
3 years ago
Please help me, extra points !!
babunello [35]
Hey ! I know this says extra points but what do you need help on
6 0
3 years ago
Helppp pleaseee :)))
dalvyx [7]

Answer:

1)

Y-intercept: -3

Slope: 2

Equation: y = 2x - 3

Step-by-step explanation:

I just answered one since it was only for 5 points. :)

6 0
3 years ago
Jon and jim are cutting a log jon cut 1/5 of the log on one end while jim cut 2/9 of the log on the other side how much of the l
madreJ [45]

For this case, the full length of the log is equal to 1.

Therefore, the remaining length, we can obtain it by means of the following expression:

1 - (\frac{1}{5}+\frac{2}{9})

Rewriting we have:

1 - \frac{19}{45}

Then, subtracting both numbers we have:

\frac{26}{45}

Answer:

The remaining amount of log is given by:

\frac{26}{45}

5 0
3 years ago
Read 2 more answers
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