SIDES OF A TRIANGLE ARE 26 CM ,28 CM AND 30 CM FIND AREA ALSO ALTITUDE DRAWN ON SIDE 30 CM
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Answer:
25.8
Step-by-step explanation:
Area of a triangle =
Semiperimeter(s) =
Area of a triangle = 1/2 × Base × Altitude
Calculation:
The semiperimeter of the triangle is
= 42
Area of the triangle
=
⇒ = √112896 = 336 cm2
The largest altitude will be on side 26 cm
336 = 1/2 × 26 × Altitude
⇒ Altitude = 672/26 = 25.8 cm
∴ The longest altitude is 25.8 cm
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