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Luden [163]
4 years ago
11

Help!

Mathematics
1 answer:
jonny [76]4 years ago
4 0

Answer:

9 feet by 3 feet

Step-by-step explanation:

9 x 3 = 27, so that gives you an area of 27.

9 + 9 + 3 + 3 = 24, so that gives you an area of 24.

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24+[5x12x5)-2] 21<br> Someone help me
artcher [175]
6,282? Because 5x12x5= 300 -2

298x21 = 6,258 + 24
=6,282
8 0
3 years ago
Find the area of a triangle whose base is x^2+2x+4 and whose height is 2x^2x +2x+6
kkurt [141]
The base of the triangle is x² + 2x + 4
The height of the triangle is 2x² + 2x + 6
The area of the triangle is
A = (1/2) b h
Substituting
A = (1/2)(x² + 2x + 4)(2x² + 2x + 6)
Which can be expanded or factored
6 0
3 years ago
Solve 7−3n ≤ n+3<br> ................
vredina [299]

Answer:

1 ≤ n

Step-by-step explanation:

7−3n ≤ n+3

  +3n   +3n

7 ≤ 4n+3

-3       -3

4 ≤ 4n

divide by 4 on each side

1 ≤ n

4 0
3 years ago
SOMEONE HELP ASAP PLEASE
zavuch27 [327]
If the temperature drops, then you must have subtract amount of drop from initial temperature.
                       -12,3^o-6,8^o=-(12,3^o+6,8^o)=-19,1^o

The correct answer is the first one.
8 0
4 years ago
(2x-*y-6)-(-7x*y-2)<br> Multiply then simplify
ladessa [460]

Answer:

62652

Step-by-step explanation:

15553

7 0
4 years ago
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