select all the correct figures. which numbers have line symmetry? 2 3 4 7 8 9
select all the correct figures. which numbers have line symmetry? 2 3 4 7 8 9
Answer
Explanation:
Step1: Recall line - symmetry concept
A figure has line symmetry if there is a line that divides the figure into two congruent parts.
Step2: Analyze number 2
No line can divide 2 into two congruent parts.
Step3: Analyze number 3
A horizontal line can divide 3 into two congruent parts.
Step4: Analyze number 4
No line can divide 4 into two congruent parts.
Step5: Analyze number 7
No line can divide 7 into two congruent parts.
Step6: Analyze number 8
Both a horizontal and a vertical line can divide 8 into two congruent parts.
Step7: Analyze number 9
No line can divide 9 into two congruent parts.
Answer:
3, 8