4 years ago

Which statements are correct? Check all that apply.

2 answers:

6 0

Answer:- 1. True. A compass is used to make circles and arcs in geometric constructions.

2. False. A classical geometric construction requires a straightedge , compass and pencil etc to draw a geometrical shape.

3. True. Geometric constructions are created with a compass and straightedge.

4. True. Protractors are used in geometric constructions to measure degree measures. Rulers are used in geometric constructions to measure segment lengths.

Over [174]4 years ago

6 0

Answer:

The answer is 1 and 3

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Nadusha1986 [10]

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3 years ago

Find the coordinates of the midpoint of a line segment with end points (-3,4) and (7,9)

lesantik [10]

Answer: (2, 6.5)

Step-by-step explanation:

$Midpoint_{x,y}=\bigg(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2}\bigg)\\\\\\.\qquad \qquad \quad=\bigg(\dfrac{-3+7}{2},\dfrac{4+9}{2}\bigg)\\\\\\.\qquad \qquad \quad=\bigg(\dfrac{4}{2},\dfrac{13}{2}\bigg)\\\\\\.\qquad \qquad \quad=\large\boxed{(2,6.5)}$