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lorasvet [3.4K]
2 years ago
8

Guys please help......................................................

Mathematics
1 answer:
iogann1982 [59]2 years ago
4 0

Answer:

angles A+ 100 + B are supplementry and add up to 180 degress.  Angle A and 20 degree angle are congruent, so angle A is 20 degrees.  Angle B and 60 degrees are congruent so B is 60 degrees.  Angle C and 100 degrees are congruent so C is 100 degrees.

Step-by-step explanation:

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The length of a rectangular garden is 8 feet longer than its width. If the garden's perimeter is 188 feet, what is the area of t
NemiM [27]

Answer: The area is 2,193 square feet (2,193 ft²)

Step-by-step explanation:The rectangular garden has its sides yet unknown but what we do know is that its length is 8 feet longer than its width. If therefore the width is W, then the length would be W + 8.

The perimeter is calculated as follows;

Perimeter = 2(L + W)

We can now substitute for the values given as follows;

188 = 2(W + 8 + W)

188 = 2(2W + 8)

188 = 4W + 16

Subtract 16 from both sides of the equation

172 = 4W

Divide both sides of the equation by 4

43 = W

If the width is 43, and the length is W + 8, then length equals 43 + 8 which gives us 51

Therefore the area is calculated as follows;

Area = L x W

Area = 51 x 43

Area = 2193

The area of the rectangular garden is 2,193 square feet

3 0
3 years ago
In AABC, what is the value of cos B?<br>A. 5/13 B. 12/13 C. 5/12 D. 13/12​
Zielflug [23.3K]

Answer:

Option B ⇒ \frac{12}{13}

Step-by-step explanation:

Cos B = adjacent/hypotenuse

adjacent = 12

hypotenuse = 13

∴ cos B = 12/13

The answer is option B

3 0
4 years ago
The ratio of the perimeters in two similar solids is 1:4. What is the ratio of the areas? A)1:4. B) 1:16 C)1:64
DanielleElmas [232]

Answer:

1/16

Step-by-step explanation:

The ratio of the perimeters is 1/4

Therefore re area of the ratio of the areas can be calculated as follows

= 1/4^2

= 1/16

3 0
3 years ago
4(2x + 3) + 4(3x + 2)
Fudgin [204]

Answer:

x=1

Step-by-step explanation:

8x+12=12x+8

-8x

12=4x+8

-8

4=4x/4

x=1

3 0
3 years ago
Read 2 more answers
Simplify 6³÷2³×9^-2​
topjm [15]
Answer is

0.33333333333
5 0
3 years ago
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