Question

The altitude of a triangle, whose area is 42 cm² and base is 12 cm, is
(a) 6 m
(6) 7 cm
(c) 8 cm
(d) 9 cm​

Answer 1

Answer:

(b) 7 cm

Step-by-step explanation:

Area of a triangle= 42 cm²

1/2×b×h= 42 cm²

1/2×12×h= 42 cm²

h= 42cm²/6cm

h= 7 cm