Rectangles A and B shown below are similar. Determine the scale factor of enlargement from Rectangle A to Rectangle B.

Mathematics
Rectangles A and B shown below are similar. Determine the scale factor of enlargement from Rectangle A to Rectangle B.

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Answer

3\text{3}

Ili kupata kipimo cha ukuzaji (scale factor), tunagawanya urefu wa upande wa mstatili uliokuzwa (Rectangle B) kwa urefu wa upande unaolingana wa mstatili asilia (Rectangle A).

Step 1: Tambua vipimo vya Rectangle A na Rectangle B. Rectangle A ina urefu wa 3 cm3 \text{ cm} na upana wa 2 cm2 \text{ cm}. Rectangle B ina urefu wa 9 cm9 \text{ cm} na upana wa 6 cm6 \text{ cm}.

Step 2: Tumia pande zinazolingana kukokotoa kipimo cha ukuzaji. Tunaweza kutumia urefu au upana. Kutumia urefu: Scalefactor=UrefuwaRectangleBUrefuwaRectangleA=9cm3cmScale factor = \frac{Urefu wa Rectangle B}{Urefu wa Rectangle A} = \frac{9 cm}{3 cm} Kutumia upana: Scalefactor=UpanawaRectangleBUpanawaRectangleA=6cm2cmScale factor = \frac{Upana wa Rectangle B}{Upana wa Rectangle A} = \frac{6 cm}{2 cm}

Step 3: Kokotoa thamani ya kipimo cha ukuzaji. Scalefactor=93=3Scale factor = \frac{9}{3} = 3 Au Scalefactor=62=3Scale factor = \frac{6}{2} = 3 Kipimo cha ukuzaji ni sawa kwa pande zote mbili, kama inavyotarajiwa kwa maumbo yanayofanana.

Kipimo cha ukuzaji ni 3\boxed{3}.

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