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प्रश्न
Which of the following is not possible?
पर्याय
An obtuse isosceles triangle
An acute isosceles triangle
An obtuse equilateral triangle
An acute equilateral triangle
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उत्तर
An obtuse equilateral triangle
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संबंधित प्रश्न
Two angles of the triangle are given. Find the third angle.
75°, 35°
Two angles of the triangle are given. Find the third angle.
120°, 30°
Using the given information, write the type of triangle in the table given below
| S.No | ∠1 | ∠2 | ∠3 | Type of triangle based on angles | Type of triangle based on sides |
| i. | 60° | 40° | 80° | Acute angled triangle. | Scalene Triangle |
| ii. | 50° | 50° | 80° | ||
| iii. | 45° | 45° | 90° | ||
| iv. | 55° | 45° | 80° | ||
| v. | 75° | 35° | 70° | ||
| vi. | 60° | 30° | 90° | ||
| vii. | 25° | 64° | 91° | ||
| viii. | 120° | 30° | 30° |
If two sides of a triangle are 5 cm and 9 cm, then the third side is ________
The diagram shows a square ABCD. If the line segment joins A and C, then mention the type of triangles so formed.
Is a triangle possible with the angles 90°, 90° and 0°? Why?
State the following statement is true or false? Why?
Every isosceles triangle is an equilateral triangle
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
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 |
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. |
