Question

(iv) The area of a rhombus is 35 m2. If its altitude is 7 m, ita perimeter is
(a) 10 m
(6) 20 m
(d) 15 m
(
(u) The altitude of a triangle, whose area is 42 cm and base is 12 cm, is
a) 10 cm
b)20 cm
c)5 cm
d)15 cm​

Answer 1

Answer:

area of triangle=1/2×base×altitude

42=1/2×12×altitude

42/6=altitude

altitude=7cm

hope it helps u dear☺️☺️☺️