25. A ABC is isosceles with AB = AC = 5 cm and BC = 4 cm. The height AD from A to BC is 3 cm. Find the area of A ABC. What will be the height from ċ to AB?
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Please tell me answer
i will give you 30 points and mark you as brainliest
Answers & Comments
Answer:
Area = 1/2×3×4 = 6cm
Step-by-step explanation:
area = 1/2 × base × height
1/2×4×3
6cm
height from c to AB is 2.5cm
Verified answer
Answer:
6 cm^2 , 2.4cm
Step-by-step explanation:
In ΔABC, AD=6cm and BC=9cm
Area of triangle= 1/2×base×height
=1/2×BC×AD
= 1/2×4×3
=6cm
Again, Area of triangle= 1/2×base×height
= 1/2×AB×CE
⇒6= 1/2×5×CE
⇒ CE= 6×2/ 5
⇒ CE=2.4cm
Thus, height from C to AB is 2.4cm.