Question

plsss help me
i don't understand

Answer 1

Answer:

a) 29.4 cm

b)23 cm

Step-by-step explanation:

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a)

The opposite sides of a parallelogram are congruent ( means equal in length ).

Hence,

the formula of perimeter of a parallelogram is :

the formula of perimeter of a parallelogram is :2(l+b)

( where l is length and b is breadth )

=2(8.2+6.5)

= 2×14.7

= 29.4 cm

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b)

Perimeter of a triangle is equal to the sum of length of all sides.

=7.3+6.1+9.6

= 23 cm

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