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Mekhanik [1.2K]
3 years ago
11

The product of eight and negative two decreased by four ​

Mathematics
2 answers:
kiruha [24]3 years ago
5 0
-20 is definitely the answer
dedylja [7]3 years ago
4 0

Answer:

-20, I believe is the answer.

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E Bc I do this type of wok pretty easy
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2 years ago
EASY MATH QUESTION HELP! Under the Angle Addition Postulate, which equation would be valid?
Licemer1 [7]

Answer:

B for the first one , and C for the second

Step-by-step explanation:

for the first question DEG which is 60, and GEF which is 120, would equal to 180 degrees, which would be DEF because its a linear pair.

For the second question the are alternate exterior angles, so the are opposite of each other and on the outside.

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2 years ago
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If the length of a rectangle in terms of x is x^2+2x-3 and its width is 2x^2+3x+5, what is the perimeter of this rectangle?
AnnZ [28]

Step-by-step explanation:

perimeter=(L+W)2

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(x^2+2x^2+2x+3x-3+5)2

(3x^2+5x+2)2

p=(6x^2+10x+4)units

3 0
3 years ago
A,B, C and D are the four corners of a rectangular plot marked out on level ground. Given that the bearing of B from A is 40 and
Elden [556K]

Answer:

given - a rectangle ABCD

AB = 40

AC. = 90

BC = ?

in triangle ABC

using Pythagoras theorem

(AB) ² + (BC) ² = (AC) ²

(40)² + (BC) ² = (90)²

(BC) ² = (90)²- (40)²

(BC) ² = 8100 - 1600

(BC) ² = 6500

BC =

20 \sqrt{10}

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2 years ago
PLEASE HELP!
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Answer:

2,4,1

Step-by-step explanation:

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3 years ago
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