Answer:
45 cm
Step-by-step explanation:
perimeter of a square is 4 equal sides. each is therefore 200 cm ÷ 4 = 50 cm each.
if each side is dilated by a factor of 0.9
then 50 cm × 0.9 = 45 cm
Answer below. hope it’s right !
Answer:
1)
2)
Step-by-step explanation:
Given that
1) Given that
To find
Expanding the sums below to solve it
(adding the terms )
Therefore
2) Given that
To find
Expanding the sums below to solve it
(adding the terms )
Therefore 