Question:
After rotating by 60° about a centre, a figure looks exactly the same as its original position. At what other angles will this happen for the figure?
After rotating by 60° about a centre, a figure looks exactly the same as its original position. At what other angles will this happen for the figure?
Updated On: Dec 6, 2023
Hide Solution
Verified By Collegedunia
Solution and Explanation
It can be observed that if a figure looks symmetrical on rotating by \(60º\), then it will also look symmetrical on rotating by \(120º, 180º, 240º, 300º\), and \(360º\) i.e., further multiples of \(60º\).
Was this answer helpful?
0
0
Top Questions on Line Symmetry And Rotational Symmetry
- If a figure has two or more lines of symmetry, should it have rotational symmetry of order more than 1?
- CBSE Class VII
- Mathematics
- Line Symmetry And Rotational Symmetry
- Name the quadrilaterals which have both line and rotational symmetry of order more than 1.
- CBSE Class VII
- Mathematics
- Line Symmetry And Rotational Symmetry
- Fill in the blanks:
Shape Centre of Rotation Order of Rotation Angle of Rotation Square Rectangle Rhombus Equilateral Triangle Regular Hexagon Circle Semi-circle - CBSE Class VII
- Mathematics
- Line Symmetry And Rotational Symmetry
- Draw, wherever possible, a rough sketch of
- a triangle with both line and rotational symmetries of order more than 1.
- a triangle with only line symmetry and no rotational symmetry of order more than 1.
- a quadrilateral with a rotational symmetry of order more than 1 but not a line symmetry.
- a quadrilateral with line symmetry but not a rotational symmetry of order more than 1.
- CBSE Class VII
- Mathematics
- Line Symmetry And Rotational Symmetry
- Can we have a rotational symmetry of order more than 1 whose angle of rotation is
- 45°?
- 17°?
- CBSE Class VII
- Mathematics
- Line Symmetry And Rotational Symmetry
View More Questions
Questions Asked in CBSE Class VII exam
- ∆ ABC is right angled at A (Fig 9.16). AD is perpendicular to BC. If AB = \(5\) cm, BC = \(13\) cm and AC = \(12\) cm, Find the area of ∆ ABC. Also find the length of AD.
- CBSE Class VII
- Area of a Triangle
- (i) For any integer a, what is (–1) × a equal to?
(ii) Determine the integer whose product with (–1) is
(a) –22
(b) 37
(c) 0- CBSE Class VII
- Properties Of Multiplication Of Integers
- What letters of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
- a vertical mirror
- a horizontal mirror
- both horizontal and vertical mirrors
- CBSE Class VII
- Lines Of Symmetry For Regular Polygons
- In a class test (+3) marks are given for every correct answer and (–2) marks are given for every incorrect answer and no marks for not attempting any question. (i) Radhika scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly? (ii) Mohini scores –5 marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly?
- CBSE Class VII
- Properties Of Division Of Integers
- Find the value of:
(i) -4÷\(\frac{2}{3}\)
(ii) -\(\frac{3}{5}\)÷2
(iii) -\(\frac{4}{5}\)÷(-3)
(iv) -\(\frac{1}{8}\)÷\(\frac{3}{4}\)
(v) -\(\frac{2}{13}\)÷\(\frac{1}{7}\)
(vi) -\(\frac{7}{12}\)÷(-\(\frac{2}{13}\))
(vii) \(\frac{3}{13}\)÷(-\(\frac{4}{65}\))- CBSE Class VII
- Operations On Rational Numbers
View More Questions