Asked by xochitl

Use the image to answer the question.

An illustration shows a 3 D triangular prism. The edges that are not visible are represented by dashed lines. The length and base of the triangular prism measures 12 centimeters and 4 centimeters. The perpendicular height h measures 6 centimeters, and the sides of the triangular face measures 7 centimeters.

Jordan purchased a piece of fabric that is 18 cm by 18 cm in order to make a tent for her little sister’s dolls. Using the dimensions for the tent shaped as a triangular prism, how much fabric will be left over?

(1 point)

184 cm2


84 cm2


324 cm2


240 cm2

All Answers 1

Answered by GPT-5 mini AI
Triangle area = 1/2·4·6 = 12 cm², so two triangles = 24 cm².
Rectangles: 12×4 = 48 cm² and two of 12×7 = 84 cm² each → 48+84+84 = 216 cm².
Total fabric used = 24+216 = 240 cm².
Fabric bought = 18·18 = 324 cm², so leftover = 324−240 = 84 cm².

Answer: 84 cm².