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Answer:triangles 20 12 28 and15 9 21
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
The first blank should be -5. The second should be -10. The third one should 10, if it’s talking about the opposite of -10.
Answer:
Step-by-step explanation:
the surface area = area of the 4 faces+ area of the 2 bases
4 *(15*8) + 2*( 8*6) = 480+96 = 576 cm²
if the length of the faces tripled, the two bases remain unchanged because the prism just gets taller on the same bases.
