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lord [1]
3 years ago
7

21 first-graders and 54 other students attended a school assembly. What percentage of the students at the assembly were first-gr

aders?'
Mathematics
1 answer:
Degger [83]3 years ago
5 0
21+ 54= 76

21/76= 27.6%

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The number 27 is a perfect cube. 3 times 3 times 3 equals 27. find four other numbers that are perfect cubes and two numbers tha
yKpoI14uk [10]

Answer:

Numbers that aren't: 35 and 43. It can literally be any number.

Perfect cubes: 8,64,125,216. You can find perfect cubes by cubing any number. For example 6^3 (6 to the power of 3) is 216. A perfect cube.

6 0
3 years ago
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Describe at least two similarities between constructing a perpendicular line through a point on a line and constructing a perpen
Vitek1552 [10]

The similarities between constructing a perpendicular line through a point on a line and constructing a perpendicular through a point off a line include:

  • Both methods involve making a 90-degree angle between two lines.
  • The methods determine a point equidistant from two equidistant points on the line.

<h3>What are perpendicular lines?</h3>

Perpendicular lines are defined as two lines that meet or intersect each other at right angles.

In this case, both methods involve making a 90-degree angle between two lines and the methods determine a point equidistant from two equidistant points on the line.

Learn more about perpendicular lines on:

brainly.com/question/7098341

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3 0
2 years ago
<img src="https://tex.z-dn.net/?f=%5Csqrt%7B%5Cfrac%7B36%7D%7B169%7D%7D" id="TexFormula1" title="\sqrt{\frac{36}{169}}" alt="\sq
otez555 [7]

Answer:

0.0355029585799?

Step-by-step explanation:

5 0
3 years ago
The diameter of a sphere is 42 centimeters. find the surface area to the nearest tenth
Mademuasel [1]
A ~ 5541.77cm squared
8 0
3 years ago
6x - 5 = 5x + 3<br> If you get it right you get brainest
matrenka [14]

Answer:

x = 8

Step-by-step explanation:

6x - 5 = 5x + 3

6x - 5x = 3 + 5 (combining like-terms)

x = 8

Hope this helps!

4 0
3 years ago
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