Question

please give me answer​

Answer 1

Answer:

ABC are = 780 cm²

Step-by-step explanation:

Answer 2

Answer:

Area = 30 sq.cm

AD = 4.6 cm

Step-by-step explanation:

Area of triangle ABC = 1/2×Base×Height

= 1/2×5×12

=30

Now we have the area

so,

we can find the length of AD

Area of the triangle = 1/2×AD×BC

30 sq.cm =1/2×AD×13

AD. =30×2/13

AD =4.6 cm

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