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प्रश्न
How many diagonals does following have?
A triangle
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उत्तर
A triangle does not have any diagonal in it.
संबंधित प्रश्न
In a quadrilateral, define of the following Opposite sides .
A quadrilateral has three acute angles each measures 80°. What is the measure of the fourth angle?
In a quadrilateral ABCD, CO and DO are the bisectors of ∠C and ∠D respectively. Prove that \[∠COD = \frac{1}{2}(∠A + ∠B) .\]
In ΔABC, E is the mid-point of median AD such that BE produced meets AC at F. IF AC = 10.5 cm, then AF =
Use the information given in the following figure to find :
(i) x
(ii) ∠B and ∠C
In an isosceles trapezium one pair of opposite sides are _____ to each Other and the other pair of opposite sides are _____ to each other.
Observe the figure below and find out their name.
Using the information given, name the right angles in part of figure:
AC ⊥ BD
Using the information given, name the right angles in part of figure:
AC ⊥ CD
Investigate :
Use strips and fasteners to make a triangle and a quadrilateral.
Try to push inward at any one vertex of the triangle. Do the same to the quadrilateral. Is the triangle distorted? Is the quadrilateral distorted? Is the triangle rigid?
Why is it that structures like electric towers make use of triangular shapes and not quadrilaterals?
