each diagonal of a square is 16cm long, area=
Answers
Answered by
1
Answer:
128
Step-by-step explanation:
since A=½d²
= ½d²=½×16²
=½×256
=128
Answered by
2
Answer:
128
Step-by-step explanation:
- since A=1/2d2
- 1/2 d2=1/2×162
- 1/2×256
- 128
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