Test I variant Amallarni bajaring: a 61; b 60; c 61; d 62

A) 280 sm2; C) 480 sm2;

B) 240 sm2; D) 48 sm2.

Teng yonli trapetsiyaning asoslari 8 sm va 16 sm. Yon tomoni 5 sm ga teng. Trapetsiyaning yuzini toping.

A) 36 sm2; C) 36,5 sm2;

B) 35 sm2; D) 72 sm2.

Ikkita oxshash uchburchak yuzlarining nisbati nimaga teng?

A) Oxshashlik koeffitsiyentiga;

B) Mos tomonlari nisbatiga;

C) Perimetrlari nisbatiga;

D) Oxshashlik koeffitsiyenti kvadratiga.

Ikki oxshash uchburchakning yuzlari 50 va 32 ga, ularning perimetrlari yigindisi 117 ga teng bolsa, har bir uchburchakning perimetrini toping.

A) 52; 65; C) 52; 650;

B) 520; 65; D) 57; 60.

Ikkita oxshash uchburchak perimetrlariining nisbati nimaga teng?

A) Oxshashlik koeffitsiyentiga;

B) Mos tomonlari nisbatiga;