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State the following statement is true or false? Why?
Every equilateral triangle is an isosceles triangle
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If one angle of an isosceles triangle is 70°, then find the possibilities for the other two angles
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State the following statement is true or false? Why?
Every isosceles triangle is an equilateral triangle
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Study the given figure and identify the following triangles.
(a) equilateral triangle
(b) isosceles triangles
(c) scalene triangles
(d) acute triangles
(e) obtuse triangles
(f) right triangles
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Two sides of the triangle are given in the table. Find the third side of the triangle.
| SI. No. | Side - 1 | Side - 2 | The length of the third side (any three measures) |
| i. | 7 cm | 4 cm | |
| ii. | 8 cm | 8 cm | |
| iii. | 7.5 cm | 3.5 cm | |
| iv. | 10 cm | 14 cm |
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Complete the following table:
| Types of Triangle/Its Angles | Acute angled triangle | Right angled triangle | Obtuse angled triangle |
| Any two angles | Always acute angles | i. | Always acute angles |
| Third angle | ii. | Right angle | iii. |
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Find the approximate area of the flower in the given square grid.
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Find the supplementary angle of 70°
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Find the supplementary angle of 35°
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Find the supplementary angle of 165°
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Find the supplementary angle of 90°
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Find the supplementary angle of 0°
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Find the supplementary/complementary angle
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Find the supplementary/complementary angle
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From the figure given below, classify the following pair of angles into supplementary and non supplementary
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