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प्रश्न
Check your text book and How many pairs of its edges are perpendicular to each other?
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उत्तर
Three at each corner = 24
संबंधित प्रश्न
The shaded region of the given figure shows a plane:
State whether true or false of the following statement:
(i) Line DE is contained in the given plane P.
(ii) Lines AB and DE intersect at point C.
(iii) Points D, B and C are collinear.
(iv) Points D, B and E are collinear.
Under what condition will two straight lines, in the same plane, have only one point in common.
If possible draw a diagram in support of your answer.
State if the following figure shows two mutually perpendicular lines:
Using the given figure, answer the following:
Is the line q perpendicular to the line m?
State true or false; if false, give the correct statement:
There are an infinite number of points in a line.
Mark two points A and B on a plain sheet “ of paper. Using a sharp pencil and a ruler, draw a line through points A and B. Try to draw one more line through A and B. What do you observe?
Write a statement regarding your observations.
Draw two straight lines on a sheet of paper so that the lines drawn appear to intersect when extended.
Draw a figure to show that: points A, B and C arc collinear.
Draw a rough figure and label it suitably in the following case:
Line l contains E and F but not D.
In the following figure, find the value of ∠BOC, if points A, O and B are collinear.
