goldenblobslime goldenblobslime

26-04-2019
Mathematics

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What is the surface area of the triangular prism?

A. 370 cm2

B. 390 cm2

C. 490 cm2

D. 520 cm2

What is the surface area of the triangular prism A 370 cm2 B 390 cm2 C 490 cm2 D 520 cm2 class=

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LuLu4unc LuLu4unc

26-04-2019

Answer: A. 370 cm2

Step by Step explanation:

10x15=150 The big rectangle

15x6=90x2=180 The small rectangles

20x2=40 the triangles

Add all up 150+180+40=370

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