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weqwewe [10]
3 years ago
5

State what additional information is required in order to know that the triangles are congruent for the reason given

Mathematics
1 answer:
MAXImum [283]3 years ago
3 0
The answers to the bottom two: 19 is C and 20 is A
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Help me for brainlist
igor_vitrenko [27]

Answer:

1. g. $0.10 per square inch

2. c. $0.08 per square inch

3. f. $10

4. m. $8

5. h. 79 in²

6. j. 113 in²

Step-by-step explanation:

1. A = πr²

   r = diameter ÷ 2 = 10 ÷ 2 = 5

   A = π(5)² = 25π in² ≈ 78.53981

   $8.00/25π = $0.10 per square inch

2. A = πr²

   r = diameter ÷ 2 = 12 ÷ 2 = 6

   A = π(6)² = 36π in² ≈ 113.0973355

   $10.00/36π = 0.088419 = $0.08 per square inch

3. information/answer was provided

4. information/answer was provided

5. A = πr²

   r = diameter ÷ 2 = 10 ÷ 2 = 5

   A = π(5)² = 25π in² ≈ 79 in²

6. A = πr²

   r = diameter ÷ 2 = 12 ÷ 2 = 6

   A = π(6)² = 36π in² ≈ 113 in²

5 0
3 years ago
Help ASAP with these please I’ll mark as brainlist if you explain or #2 please !!
katrin [286]

Answer:

D: II,I,III

Step-by-step explanation:

The areas are:

I 9 + 6/2 = 12

II 8/2 + 6/2 + 4 = 11

III 10/2 + 10 = 15

Basically, cut every shape up in a combination of rectangles and triangles, and remember that the area of the triangle is base*halfheight.

8 0
4 years ago
Read 2 more answers
Write 6.51 x 10-8 in standard form<br><br> Please help :)
koban [17]
<h3>Answer:   0.0000000651</h3>

There are seven "0"s between the decimal point and the digit "6".

======================================================

Explanation:

The number 6.51 \times 10^{-8} is in scientific notation.

The exponent -8 tells us to move the decimal point exactly 8 spots to the left to get the answer 0.0000000651

In other words, we'll move the decimal point one spot to the left to go from 6.51 to 0.651

Then we move it another seven spots to the left to arrive at 0.0000000651

This is why there are seven "0"s between the decimal point and the digit "6".

6 0
2 years ago
(6)(-7)<br> Can u help me with this question I don’t get it.
gavmur [86]

Answer:

i believe its -42

Step-by-step explanation:

6 × -7 u would multiply because when ever it shows u something like that u would multiply but if it shows + - then u add or subtract but we will multiply i hope u get it right :)

4 0
3 years ago
Can you please help me with this question
malfutka [58]
I think is (15, 10) I think it that
4 0
4 years ago
Read 2 more answers
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