Math, asked by Anonymous, 1 month ago

give the correct answer..?

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Answers

Answered by shantanuphand12

1

56

Step-by-step explanation:

L+b+h

26+28+30=84

84-28=56

Answered by friday09031

2

Answer:

Answer

Perimeter of Triangle

2S=26+28+30=84

⇒S=42cm

Area

s(s−a)(s−b)(s−c)

(Heron's formula)

Area =

42(42−26)(42−28)(42−30)

=

42×16×14×12

Area=336cm

2

Area of parallelogram = Area of triangle

⇒ h×28=336

⇒h=12cm

Height of parallelogram =12cm

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