NetherisIsTheQueen
03.02.2020 •
Mathematics
Find the surface area of the prism
a. 426 m²
b. 306 m²
c. 336 m²
d. 213 m²
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Ответ:
2(5)(12) + 2(12)(9) + 2(9)(5)
A would be your answer
Ответ:
part a:
9x2 + 24x + 16 =
(3x + 4)^2
each side measures (3x + 4) units.
part b:
16x^2 - 25y^2 =
= (4x + 5y)(4x - 5y)
the dimensions of the rectangle are (4x + 5y) units and (4x - 5y) units.