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ad-work [718]
3 years ago
12

Plsss answer thissss

Mathematics
2 answers:
vichka [17]3 years ago
7 0

Answer:

285 cm

Step-by-step explanation:

perimeter of big triangle

base = 19 + 27

=46 cm

perimeter = base*height/2

=46*30/2

=1380/2

=690 cm

perimeter of not white not shaded triangle

base = 27 cm

height = 30 cm

perimeter = base*height/2

=27*30/2

=810/2

=405 cm

perimeter of shaded triangle = 690 cm - 405 cm

=285 cm

Genrish500 [490]3 years ago
6 0

Answer:

lol

Step-by-step explanation:

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