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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

Find the Area of the Rhombus, If Its Diagonals Are 30 Cm and 24 Cm. - Mathematics

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प्रश्न

Find the area of the rhombus, if its diagonals are 30 cm and 24 cm.

योग

उत्तर

Given, diagonal (d1) = 30 cm

Other diagonal (d2) = 24 cm

If AC and BD are the diagonals of a rhombus its

Area =`1/2xx"Product of it diagonals"`

= `1/2xx"AC"xx"BD"`

= `1/2xx"d"_1xx"d"_2`

= `1/2xx30xx24 "cm"^2`

= 15 × 24 = 360 cm2

∴ Area of rhombus = 360 cm2

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Concept of Measurement Using a Basic Unit Area of a Square, Rectangle, Triangle, Parallelogram and Circle, Rings and Combined Figures.
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अध्याय 20: Mensuration - Exercise 20 (B)

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सेलिना Concise Mathematics [English] Class 7 ICSE
अध्याय 20 Mensuration
Exercise 20 (B) | Q 11
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