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number 13 answer is 0
16) let the ratios be 25x,24x and 7x.
then,
= 25x + 24x + 7x = 560m
= 56x = 560m
= x = 560/56
= 10
25x = 25×10= 250m
24x = 24×10= 240m
7x= 7×10= 70m
area = 1/2×base ×height
(1/2×240×70)m^2
=8400(answer)
16) let the ratios be 25x,24x and 7x.
then,
= 25x + 24x + 7x = 560m
= 56x = 560m
= x = 560/56
= 10
25x = 25×10= 250m
24x = 24×10= 240m
7x= 7×10= 70m
area = 1/2×base ×height
(1/2×240×70)m^2
=8400(answer)
fahd30:
Rest of them please
Answered by
1
hi friend ,I know 4 of them.
13)0
14)B)21÷5
15)B)9
17)C)660m
I hope it will help you.
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