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barxatty [35]
2 years ago
15

Find the area

Mathematics
2 answers:
Kitty [74]2 years ago
7 0

Answer: 54 cm^2

Step-by-step explanation:

The area of a triangle is base*height/2.

To find the missing side of this triangle we can use pythagorean theroem. Let the unknown side = x

15^2 = 12^2+x^2

225 = 144+x^2

x^2 = 81

x = 9

Area = BH/2

Area = 9*12/2

Area = 54 cm^2

Ilia_Sergeevich [38]2 years ago
4 0

Answer:

180

Step-by-step explanation:

sorry if im wrong but it should be

15x12=180

thats how we did it

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