if a rectangle has a length of 12 cm and a width of 5 cm,find the measure of it's diagonal
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Answer:
13cm
Step-by-step explanation:
length = 12cm
width = 5cm
join diagonal AC
Now in triangle ABC by pythagorus
AC²=AB²+BC²
AC²=12²+5²
AC²=144+25
AC²=169
AC=√169
AC=13CM
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