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
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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
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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
Answer:
b) 7
Step-by-step explanation:
is the altitude of triangle whose area is 42cm^2