The perimeter of a rhombus is 20 cm. One of its diagonals is 8 cm. Then area of the rhombus is
by herons formula
Answers
Answered by
2
Answer:
24cm²
Step-by-step explanation:
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Answered by
0
Answer:
24 cm ²
Step-by-step explanation:
A= pq/2
P=4a
a=root p²+q²/2
Solving forA
A = 1/4p
root p²-4p² = 1/4.8
root 20²-4.8²
= 24 cm ²
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