Math 2 Unit 1 Review

Math 2 Unit 1 Review

Assessment

Flashcard

Mathematics

10th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a shape in some way to produce a new shape. Common transformations include translations, rotations, reflections, and dilations.

2.

FLASHCARD QUESTION

Front

Define translation in geometry.

Back

Translation is a type of transformation that slides a shape from one position to another without turning it. It is defined by a vector that indicates the direction and distance of the slide.

3.

FLASHCARD QUESTION

Front

What is the effect of a 180° rotation about the origin on a point (x, y)?

Back

A 180° rotation about the origin transforms the point (x, y) to (-x, -y).

4.

FLASHCARD QUESTION

Front

What is a line of symmetry?

Back

A line of symmetry is a line that divides a shape into two identical parts that are mirror images of each other.

5.

FLASHCARD QUESTION

Front

How do you find the line of symmetry for a trapezoid?

Back

The line of symmetry for a trapezoid is typically a vertical line that passes through the midpoints of the bases, if the trapezoid is isosceles.

6.

FLASHCARD QUESTION

Front

What is the formula for reflecting a point (x, y) across the line y = x?

Back

To reflect a point (x, y) across the line y = x, the new coordinates become (y, x).

7.

FLASHCARD QUESTION

Front

What is the angle of rotation?

Back

The angle of rotation is the measure of the degree through which a shape is rotated about a fixed point.

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