Solve. If necessary, round to the nearest tenth.
-The zoo has hired a landscape architect to design the triangular lobby of the children's petting zoo. In his scale drawing, the longest side of the lobby is 16 cm. The shortest side of the lobby is 5 cm. The longest side of the
Actual lobby will be 39 m. How long will the shortest side of the actual lobby be?
A)12.2 m
B)124.8 m
C)0.1 m
D)1.2 m

Question

Quizplus · Accepted Answer

The scale factor from the drawing to the actual lobby is 39 m / 16 cm = 2.4375. To find the length of the shortest side in the actual lobby, multiply the shortest side in the drawing (5 cm) by the scale factor: 5 cm * 2.4375 = 12.1875 m, which rounds to 12.2 m.

Solve. If Necessary, Round to the Nearest Tenth