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Find the area of a rhombus in which each side is 15cm long and one of whose diagonals is 24cm?
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Find the area of a rhombus in which each side is 15cm long and one of ...
Sides are equal in rhombus
Diagonal¹ = 24 cm
Half of diagonal = 24 cm/2=12 cm
15²=12²+x²
x²=15²-12²=(15+12)(15-12)=27×3=81
x=√81=9
Diagonal²=9+9=18 cm
Area of rhombus = 1/2 (d¹+d²)= 1/2(24cm+18cm)
= 42cm/2=21 cm²
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Find the area of a rhombus in which each side is 15cm long and one of whose diagonals is 24cm?
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