Question

21) Length of the boundary of a square =
22) Length of the boundary of a rectangle =
123) Length of the boundary of a triangle =​

Answer 1

Answer:

21) 4*side of square

22) 2*(length + breadth)

123) sum of all the sides of the triangle

Answer 2

Step-by-step explanation:

21)4 length

22)2(length +bredth)

123)sum of all sides