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1.
The lengths of the diagonals of a rhombus are 16 cm and 12 cm. Then, the length of the side of the rhombus is
2.
If in two triangles DEF and PQR, ZD = ZQ and ZR = ZE, then which of the following is not true?
3.
Sides of triangles are (i) 3 cm, 4 cm, 6 cm. (ii) 4 cm, 5 cm, 6 cm. (iii) 7 cm, 24 cm, 25 cm (iv) 5 cm, 12 cm, 14 cm. Which of these is right triangle?
4.
Sides of two similar triangles are in the ratio 3 : 7. Areas of these triangles are in the ratio
5.
ABC and BDE are two equilateral triangles such that D is mid-point of BC. Ratio of the areas of triangles ABC and BDE is
6.
If in triangles ABC and DEF, ![[latex]\frac{\mathrm{AB}}{\mathrm{DE}}=\frac{\mathrm{BC}}{\mathrm{FD}}[/latex]](https://latex.codecogs.com/gif.latex?%5Blatex%5D%5Cfrac%7B%5Cmathrm%7BAB%7D%7D%7B%5Cmathrm%7BDE%7D%7D%3D%5Cfrac%7B%5Cmathrm%7BBC%7D%7D%7B%5Cmathrm%7BFD%7D%7D%5B/latex%5D)
then they will be similar, when
7.
8.
If in two triangles ABC and PQR,![[latex]\frac{\mathrm{AB}}{\mathrm{QR}}=\frac{\mathrm{BC}}{\mathrm{PR}}=\frac{\mathrm{CA}}{\mathrm{PQ}}[/latex]](https://latex.codecogs.com/gif.latex?%5Blatex%5D%5Cfrac%7B%5Cmathrm%7BAB%7D%7D%7B%5Cmathrm%7BQR%7D%7D%3D%5Cfrac%7B%5Cmathrm%7BBC%7D%7D%7B%5Cmathrm%7BPR%7D%7D%3D%5Cfrac%7B%5Cmathrm%7BCA%7D%7D%7B%5Cmathrm%7BPQ%7D%7D%5B/latex%5D)
, then
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10.
