Advertisements
Advertisements
Question
Name the following triangle in two different ways: (you may judge the nature of the angle by observation)
Solution
Right-angled and scalene triangle
APPEARS IN
RELATED QUESTIONS
Construct traingle ABC, when : AB = 5.4 cm, ∠A = 30° and ∠B = 90°. Measure ∠C and side BC.
One of the angles of a triangle is 110°, the two other angles are equal. Find their value.
Construct a triangle ABC given BC = 5 cm, AC = 6 cm and ∠C = 75°. Draw the bisector of the interior angle at A. Let this bisector meet BC at P ; measure BP
One angle of a triangle is 80° and the other two are in the ratio 3 : 2. Find the unknown angles of the triangle
Observe the figure below and write the type of the triangle based on its angles.
Δ LMN is ... triangle
Observe the figure below and write the type of the triangle based on its sides.
Δ DEF is ... triangle
Try to construct triangles using match sticks. Some are shown here.
![]() |
![]() |
![]() |
Can you make a triangle with 3 matchsticks?
(Remember you have to use all the available matchsticks in each case) Name the type of triangle in each case. If you cannot make a triangle, think of reasons for it.
Name polygon.
Make two more examples of this.
Draw a rough sketch of a regular hexagon. Connecting any three of its vertices, draw a triangle. Identify the type of the triangle you have drawn.
Draw a rough sketch of a regular octagon. (Use squared paper if you wish). Draw a rectangle by joining exactly four of the vertices of the octagon.