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olya-2409 [2.1K]
3 years ago
7

The base of a triangle measures (3x − 6) units and the height measures (2x + 4) units.

Mathematics
1 answer:
ella [17]3 years ago
5 0

Answer With Step-by-step explanation:

Part A:

.5[ (3x – 6) (2x + 4) ]

.5(6x^2 - 24)

3x^2 - 12

Part B:

Second Degree Binomial

Part C:

For Part A, a polynomial was multiplied by another polynomial. The resulting product was a polynomial. This is a demonstration of the closure property for multiplying polynomials.

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Answer:

see explanation!

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Any coordinate on N has a sum of 2.

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catriona earned 16 more stickers than Peter. she earned 35 stickers. how many stickers did Peter earn?​
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One fourth of a box of cereal was shared equally among 3 people. How much cereal did each person get? Explain how you got your a
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6 0
3 years ago
I need help on this question plz
11Alexandr11 [23.1K]

Line of symmetry is the line which cuts the figure into two same halves

or we can say that which passes through the figure such that it makes one half the mirror image of the other half

So we can see from the figure that y=-2 is the line which cuts the figure in to equal halves

So

y=-2

Third option

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