Question

find the area of a rhombus whose perimeter is 260 cm and one of its diagonal is 66 cm

Answer 1

hello

here is your answer

given perimeter = 260 cm

perimeter of rhombus = 4 x side

260 cm = 4xs

side = 260/4

side = 65 cm

given diagnol = 66cm

area of rhombus = 65x66 = 4290 ÷2 = 2145.

hope it helps you