Question

Find the perimeter of a triangle with base equal to 7cm and other sides equal to 6cm each.​

Answer 1

Answer:

19cm

Step-by-step explanation:

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Answer 2

Answer:

19 cm

Step-by-step explanation:

To find:

Perimeter of a triangle

Given:

One side is 7 cm and other two sides are 6 cm (Isosceles triangle)

Substitute:

Side with 7 cm = a

Sides with 6 cm = b

Solution:

Perimeter of triangle = Sum of three sides

Perimeter of triangle = a + b + b

Perimeter of triangle = 7 + 6 + 6 cm

Perimeter of triangle = 19 cm