Question

two trangular pieces ABC and BCD of paper are joined together from a big triangle ABC as shown in the adjoining figure.find the area of triangle ABC.​

Answer 1

Answer:

Area is 49.5 cm^2

Step-by-step explanation:

Area of traingle = 1/2 * b * h

base = 10+8 = 18

height = 5.5

Area = (1/2) * 18 * 5.5 = 49.5 cm^2

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