laylah255
11.05.2021 •
Mathematics
The perimeter of a square is 54 cm.Find the length of a diagonal, rounding to the nearest tenth
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Ответ:
19.09 = 19.1
Step-by-step explanation:
we can split the square into two right triangles. Becasue the perimeter of the square is 54cm, we know the each side is 13.5 cm (54cm / 4). Using the pythagoras theorem, the diagonal is 19.1 cm.
Ответ:
3.75
Step-by-step explanation:
You take your 15 feed and divide it by 4 for the four pieces she cuts the rope into giving you with each section of the cut rope being 3.75 in.