1. Construct the following quadrilateral
Quadrilateral JUMP
JU = 3.5 cm
UM=4 cm
MP= 5 cm
PJ = 4.5 cm
PU = 6.5 cm
Answers
sᴛᴇᴘs ᴏғ ᴄᴏɴsᴛʀᴜᴄᴛɪᴏɴ:-
(a) Draw a line segment JU = 3.5 cm.
(b) Draw an arc of radius 4.5 cm taking
centre J and then draw another arc of radius 6.5 cm taking U as centre. Both
the arcs intersect at P.
(c) Join PJ and PU.
(d) Draw arc of radius 5 cm and 4 cm taking P and U as centres
which intersect at M.
(e) Join MP and MU.
It is required quadrilateral JUMP.
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❀To construct a quadrilateral it is necessary to know at least 5 of its parts.
❀Measurement of 5 parts of a quadrilateral are sufficient to construct it in the following cases:
1. Four sides and one Diagonal.
2. Three sides and both diagonals.
3. Two adjacent sides and 3 angles.
4. Three sides and two included angles.
5. Four sides and one angle.
❀It is always convenient and helpful to draw a rough sketch of the quadrilateral and indicate the given measurements.
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