Step-by-step explanation:
The midpoint M of two endpoints of a line segment can be found by using the formula
<h2>

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where
(x1 , y1) and (x2 , y2) are the points
Hope this helps you
Answer:
They are parallel but not the same
Step-by-step explanation:
because they have same slope or gradient which is 2
Answer: 17.6x +30.9
Step-by-step explanation:
the constant is 30.9
1) you distribute the 2 to 8.8. and 17.6
2) then you combine like terms
Answer:
3. A quadrilateral with each side length 4 cm
Step-by-step explanation:
We need to understand what is a unique polygon?
<em>It means all regular polygons with the same number of sides are similar.</em>
1.A triangle with angles 30 degrees, 60 degrees, and 90 degrees
It is an right triangle, so the 3 sides are not simillar, so it is wrong
2. A triangle with side lengths 5 cm, 4 cm, and 3 cm
It is a triangle with the 3 sides are not simillar, so it is wrong
3. A quadrilateral with each side length 4 cm
It is an square with the 4 sides are simillar, so it is true
4. A triangle with side lengths 7 cm and 8 cm and a 40-degree angle
It is a triangle with the 3 sides are not simillar, so it is wrong
Hence, we choose 3.
3
The period is the amount it time it takes to make one complete cycle. If we start at 0 for simplicity sake, the graph is at its maximum point. It reaches its maximum point again at 3, this is one complete cycle and thus the period is 3.