Question

Math’s Activity Sheet

Std: 7 Topic: Understanding Elementary Shapes

Q-1: Fill in the blanks from the option given below:

(an acute angled triangle, an equilateral triangle, a right-angle triangle,

an obtuse angle triangle, a scalene triangle, an isosceles triangle)

1) A triangle having all three unequal sides is called ________

2) A triangle having two equal sides is called ________

3) A triangle having three equal sides is called _________

4) If each angle is less than 90o, then the triangle is called ________

5) If any one angle is a right-angle than the triangle is called _______

6) If any one angle is greater than 90o, than the triangle is called

__________



Q-2: Again, we can classify above six type of triangles in two categories,

i.e, Triangles based on types and Triangles based on angles

Classify the triangles mention in first question in these two

categories.



Q-3: Draw all six types of triangles properly on cardboard and cut it.

Now write on each triangle, it’s category and types of triangle and

paste these triangles in your math’s notebook.

( Note: Please take help from your parents or elder siblings for

cutting triangles from cardboard )​

Answer 1

Answer:

1. scalene triangle

2. isosceles triangle

3. equilateral triangle

4. acute angle triangle

5. right angle triangle

6. obtuse angle triangle

Answer 2

Answer:

e

Explanation:

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