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Q 2. The diagonals of a quadrilateral intersect each other at right angles. If the lengths of these diagonals be 14 cm and 19 cm respectively, find the area of the quadrilateral. Q 3. Find the area of quadrilateral ABCD in which AB= 29 cm, BC= 21 cm, AC= 20 cm, CD= 34 cm and DA= 42 cm.
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Syllabus
angleAFE =137degree
Find the value of x and y (in the figure)
BG=21m,
AM=18m
DN=12.8m, and
ED=14m
Q. In the alongside diagram, the bisectors of interior angles of the parallelogram PQRS enclose a quadrilateral ABCD.
Show that :
(i) PSB+SPB = 90 (ii) PBS = 90 (iii) ABC = 90 (iv) ADC = 90
(v) A = 90 (vi) ABCD is a rectangle
and the distance between CB and DA
Q. ABCD is a rectangle. If BPC = 124. Calculate : (i) BAP (ii) ADP
Q.4. Is it possible to construct a quadrilateral ABCD in which AB = 3 cm, BC = 4 cm, CD = 5.5 cm, DA = 6 cm and BD = 9 cm? If not, give reason.
Q 2. The diagonals of a quadrilateral intersect each other at right angles. If the lengths of these diagonals be 14 cm and 19 cm respectively, find the area of the quadrilateral.
Q 3. Find the area of quadrilateral ABCD in which AB= 29 cm, BC= 21 cm, AC= 20 cm, CD= 34 cm and DA= 42 cm.
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