14. Parallelogrammning burchaklaridan biri ga teng. Uning 6 ga teng bulgan diagonali tamoniga perpendikulyar. Parallelogrammning perimetrini topng.
A) 36 V) 48 S) D) Ye)
15. Tomonlari 4 va 8 bulgan parallelogrammning yuzi . Parallelogrammning utmas burchagini toping.
A) V) S) D) Ye)
16. Perimetrii 60 ga teng bulgan parallelogrammning tamonlari nisbati 2:3 ga, utkir burchagi esa ga teng. Parallelogrammning yuzini toping.
A) 108 V) 54 S) 96 D) Ye)
17. Balandliklari va 4 ga, ular orasidagi burchak ga teng parallelogrammning yuzini toping.
A) V) 48 S) D) 96 Ye) 72
18. Parallelogrammning burchaklaridan biri ikkinchisidan uch marta katta. Parallelogrammning katta burchagini toping.
A) V) S) D) Ye)
19. Parallelogrammning diagonallari va ga teng. Uning tamonlari kvadratlari yigindisini toping
A) 100 V) 200 S) 196 D) 198 Ye) 400
20. Parallelogrammning tomonlari 3 va 5 ga, uning kichik diagonali 4 ga teng. Shu parallelogrammning yuzini toping.
A) 6 V) 8 S) 10 D) 12 Ye) 14
Teng yonli trapesiyaning perimetri 36, urta chizigi 10 sm. yon tomonining uzunligini toping.
A) 10 V) 8 S) 9 D) 13 Ye) 12
21. Trapesiyaning urta chizigi 9 sm, asoslaridan biri ikkinchisidan 6 sm kiska. Trapesiyaning katta asosini toping.
A) 15 V) 18 S) 14 D) 12 Ye) 10
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