3 years ago

Pleaseee helpppp asaappppb:((((

Mathematics

1 answer:

VikaD [51]3 years ago

5 0

Answer:

5.) •Response

6.) • Experimental unit

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Isabel is designing a new fish tank that is shaped like a triangular prism with lateral faces made of glass. The bases of the pr

Bas_tet [7]

Answer:

192in^2

Step-by-step explanation:

AL=(a+b+c)h=(8+6+10)·8=192

3 0

3 years ago

I need help on all of this problems please help

Marrrta [24]

Answer:

If we are working in a coordinate plane where the endpoints has the coordinates (x1,y1) and (x2,y2) then the midpoint coordinates is found by using the following formula:

midpoint=(x1+x22,y1+y22)

Step-by-step explanation:

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4 years ago

ASAP! I'll mark you as Branliest! Gina plotted the points (-3,4), (4,4), (-3,-2), and (4,-2), on the coordinate plane.

neonofarm [45]

Answer:

the reson why is becuase the length and width are equal

Step-by-step explanation:

8 0

3 years ago

The sum of the first n terms of an arithmetic sequence is n/2(4n + 20).

lesantik [10]

Answer:

(a).

$S_{n} = \frac{n}{2} (4n + 20) \\ \\S _{n - 1} = \frac{(n - 1)}{2} (4n - 4 + 20) \\ \\ S _{n - 1} = \frac{(n - 1)}{2} (4n + 16) \\ \\S _{n - 1} = \frac{(n - 1)(4n + 16)}{2} \\ \\ { \boxed{S _{n - 1} = {2 {n}^{2} + 6n - 8}}} \\$