Answer:
25m²
Step-by-step explanation:
it might be helpful for you
Given:
Sum of interior angle
To find:
Number of sides of a polygon
Solution:
Using sum of interior angles formula:

where "S" is the sum of interior angels and "n" is the number of sides of a polygon.
Divide by 180° on both sides.

Cancel common factor 180°.

Add 2 on both sides.


Switch the sides.

Therefore number of sides of a polygon is
.
Answer:
13
Step-by-step explanation:

Hope this helps..
Answer:
The answer is 121.5 sq. units.
Step-by-step explanation:
To find the answer,
Area of Pentagon: About 61.5 sq. units
Area of Rectangle: 60 sq. units
61.95 + 60 = 121.5 sq. units
Thanks, I hope I got this right!
The total number of students in the four classes is 100 students.
<h3>How to compute the value?</h3>
From the information, the numbers of students in the four sixth-grade classes at Northside School are 26, 19, 34, and 21.
Therefore, the total number of students will be:
= 26 + 19 + 34 + 21
= 100
Therefore there are 100 students.
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