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Sholpan [36]
3 years ago
13

Use the following diagram to answer question 4 and 5

Mathematics
1 answer:
baherus [9]3 years ago
3 0

Answer:

3x-13+2x+4=116( the sum of two interior angle is epual to the sum of exterior angle )

5x =116-9

5x=107

x=21.4 degree

then

angle a= 3*21.4-13

a=51.2degree

angle b=2*21.4+2

b =44.8degree

Step-by-step explanation:

plz make me brainliest

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The answer is option c $33
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3 years ago
How are the GCF and the LCM alike and different?​
vodomira [7]
LCM stands for-In arithmetic and number theory, the least common multiple, lowest common multiple, or smallest common multiple of two integers a and b, usually denoted by LCM(a, b), is the smallest positive integer that is divisible by both a and b. GCF stands for- The greatest common factor (GCF) of a set of numbers is the largest factor that all the numbers share. For example, 12, 20, and 24 have two common factors: 2 and 4. The largest is 4, so we say that the GCF of 12, 20, and 24 is 4. GCF is often used to find common denominators. How are they alike? Well-How are GCF and LCM alike? ... The GCF of two numbers is the biggest number that has both of the two in its multiplication table. The LCM of two numbers is the smallest number that exists on the times table of both of the two. Each has a use in reducing the work needed to solve particular problems. How are they different well-Most likely the other multiple is shared between both numbers. ... The GCF is based upon what integer divides evenly into two numbers; the LCM is based upon what integer two numbers share in a list of multiples. 2. The GCF must be a prime number; the LCM must be a composite number. (HOPES THIS HELPS!!!!)
7 0
3 years ago
Find the areas of the circle, if diameter=16cm
Reika [66]

Hey there!


Formula for the area of a circle: A = \pi r^2

Formula for the radius of a circle: r = d/2\\


First, let's divide the diameter by 2 in order to find the radius.

16/2 = 8

Next, we'll plug our values into the formula (found above).

A = pi x 8^2

A = pi x 64

A = 64pi^2 or A = 201.1cm^2


Hope this helps!! :)


4 0
3 years ago
What is an equation of the line that passes through the points (-6, -8)and (-3, -3)? Put your answer in fully reduced form.
astra-53 [7]

Answer:

The equation of the line that passes through the points (-6, -8)and (-3, -3) is

5 x - 3 y + 6 =0

Step-by-step explanation:

<u>Step(i):</u>-

Given points are ( -6 ,-8) and ( -3 ,-3)

Slope of the line

m = \frac{y_{2}-y_{1}  }{x_{2} - x_{1} } = \frac{-3+8}{-3+6} = \frac{5}{3}

<u><em>Step(ii)</em></u><em>:</em>-

Slope -point form

y-y_{1} =m(x-x_{1} )

y-(-8) =\frac{5}{3} (x-(-6) )

cross multiplication, we get

3(y +8 ) = 5(x+6)

3 y +24 = 5 x +30

5 x - 3 y +30 -24 =0

5 x - 3 y + 6 =0

<u><em>Final answer</em></u>:-

The equation of the line that passes through the points (-6, -8)and (-3, -3) is

5 x - 3 y + 6 =0

5 0
3 years ago
The difference between two numbers is 10 and their sum is four times the smaller number Find the two numbers.
Sati [7]

A = larger number

B = smaller number

A -B = 10

A + B = 4B

A=10+B

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10 +2B = 4B

10=2B

B = 10/2 = 5


A = 10+5 =15

15-5 =10

15+5 = 20, 4*5 = 20


 the numbers are 5 & 15

6 0
3 years ago
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