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CBSE Class 7 Answered

find the value of missing measurments for each rhombus: 1:- diagonol d1+8cm, diagonol d2 =10 cm,area= ____________cm2 2:-side=8cm,acute angle between one pair of sides= 30o, area =__________cm2
Asked by ojhautkarsh12345 | 17 Feb, 2018, 10:06: PM
answered-by-expert Expert Answer
begin mathsize 16px style area space of space rhombus equals fraction numerator straight d subscript 1 straight d subscript 2 over denominator 2 end fraction triangle space so space formed space will space be space isoceles drop space perpendicular now space 30 minus 60 minus 90 space triangle side space opp space to space 30 space equals 1 half hypotenuse height equals 4 area equals 1 half cross times 4 cross times 8 equals 16 area space of space rhombus equals 16 cross times 2 equals 32 end style
Answered by Arun | 18 Feb, 2018, 02:46: PM

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