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(a) दिइएको समबाहु त्रिभुजको क्षेत्रफल
पत्ता लगाऊ।
Find the area of the given
equilateral triangle.If it is equilateral and 5 cm. Ans: 13 cm


Sagot :

msm555

Answer:

we have

side[a]=5cm

we have

area of equilateral TRIANGLE =√3/4×a²=√3/4×5²=10.82=11cm²