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iragen [17]
2 years ago
14

Which of the following expressions is correctly written in scientific notation

Mathematics
1 answer:
katrin [286]2 years ago
7 0

Answer:

it is the 3 one

Step-by-step explanation:

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The measures of two angles of a triangle are 23 degrees,and 67 degrees.is the triangle acute,right,or obtuse?
Margaret [11]
Trick question — it’s a right triangle.  Here’s why:
23 + 67 = 90.  All triangles have an interior angle sum of 180.  180 - 90 = 90.  90 degrees is right, and therefore, having a right angle, this is a right triangle.
7 0
3 years ago
The diagram shows a prism work out the volume???
julia-pushkina [17]

Answer:

Volume is equal to

L×W×H

=(10×9×7)cm

=90×7

=630

8 0
3 years ago
What are the coordinates of point F after a 90° clockwise rotation about the origin
Amanda [17]

Answer: -3,5

Step-by-step explanation:

5 0
3 years ago
7. What's the sum of 2/5 and 2/4?
NISA [10]

Step-by-step explanation:

2/5+2/4 (find common denominator)

The common denominator is 20

2/5 is 8/20 (multiply by 4)

2/4 is 10/20 (multiply by 5)

8/20+10/20 is 18/20

If you simplify 18/20 this would by 9/10 if you divide by 2

so the total is 18/20 or 9/10 simplified

Hope this helps!!!!

Have a nice day :)

5 0
3 years ago
Read 2 more answers
A student read a 303 –page book in 7 days. The table shows the total number of pages the student had read at the end
DaniilM [7]

To find the average number of pages the student read from day 2 to day 6, add the total pages in these days and divide by 5 days.

<h3>What is the average?</h3>

This is a very common word used in mathematics and stadistics to refer to the mean value in a set of values.

<h3>How to calculate the average from day 2 to day 6?</h3>

Add the pages the person read these days and then divide by 5 (total of days).

For example:

35 + 45 + 10 +25 + 20 = 135 / 5 = 27 pages

Note: This question is incomplete because the table is missing; due to this, the answer is based on general knowledge.

Learn more about average in: brainly.com/question/2426692

7 0
2 years ago
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