Question

the altitute of a rhombos whose area is 140 sqcm and perimiter is 140 cm is *
Options
i. 9cm
ii. 15 cm
iii.6cm
iv.12cm​

Answer 1

in rhombus all sides are equal

so its perimeter is = 4 × side

140 = 4side

140/4 = side

35 = side

area = base × height

420 = 35 × h

420/35 = h

h = 12cm ANS