Question

$( - \frac{3}{2} \times \frac{4}{5}) + ( \frac{9}{5} \times \frac{ - 10}{3} ) - ( \frac{1}{2} \times \frac{3}{4} )$
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Answer 1

Answer:

in triangle BAC and QPR

Ange A =angle P

Angle B=angle Q

by AA similarly

triangle BAC~triangle QPR

6/h=4/28

6X28=h

h=42cm.