Samacheer Kalvi 7th Maths Solutions Term 3 Chapter 4 Geometry Ex 4.1

Samacheer Kalvi 7th Maths Solutions Term 3 Chapter 4 Geometry Ex 4.1

Tamilnadu Samacheer Kalvi 7th Maths Solutions Term 3 Chapter 4 Geometry Ex 4.1

Question 1.

Question 13.
In the diagram at the right, the green figure is a translation image of the pink figure. Write a coordinate rule that describes the translation.

Solution:
The rule bind here in 3→, 1↓

Objective Type Questions

Question 1.
A _______ is a turn about a point.
(i) Translation
(ii) Rotation
(iii) Reflection
(iv) Glide Reflection
Answer:
(ii) Rotation

Question 2.
A _______ is a flip over a line.
(i) Translation
(ii) Rotation
(iii) Reflection
(iv) Glide Reflection
Answer:
(iii) Reflection

Question 3.
A _______ is a slide; move without turning or flipping the shape.
(i) Translation
(ii) Rotation
(iii) Reflection
(iv) Glide Reflection
Answer:
(i) Translation

Question 4.
The transformation used in the picture is

(i) Translation
(ii) Rotation
(iii) Reflection
(iv) Glide Reflection
Answer:
(ii) Rotation

Question 5.
The transformation used in the picture is

(i) Translation
(ii) Rotation
(iii) Reflection
(iv) Glide Reflection
Answer:
(i) Translation

Question 6.
You must rotate the puzzle piece 270° clockwise about point P to fit it into a puzzle. Which piece fits in the puzzle as shown?

Solution: