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kari74 [83]
3 years ago
12

Find the area of a triangle with legs that are: 12 m, 15 m, and 9 m.

Mathematics
1 answer:
Elza [17]3 years ago
8 0

Answer:

108 meters squared or m^2

Step-by-step explanation:

* means multiply

15 is probably hypotenuse because its the longest

12 and 9 are probably base and height

area = base * height

area = 12 * 9

area = 108

You might be interested in
Sam is a manager in an office
masya89 [10]

Answer:

Sorry but this is not really a question so we can't answer it

4 0
3 years ago
If (-2,11)and(9,22) are two anchor points on the trend line, then find the equation of the line​
Elza [17]

Answer:

The equation of the line is y=x+13

Step-by-step explanation:

step 1

Find the slope

The formula to calculate the slope between two points is equal to

m=\frac{y2-y1}{x2-x1}

we have

(-2,11) and (9,22)

substitute

m=\frac{22-11}{9+2}

m=\frac{11}{11}

m=1

step 2

Find the equation in slope intercept form

y=mx+b

where

m is the slope

b is the y-intercept

we have

m=1

point\ (-2,11)

substitute in the equation and solve for b

11=(1)(-2)+b

11=-2+b

Adds 2 both sides

b=11+2\\b=13

The equation of the line is

y=x+13

4 0
3 years ago
A varies directly as b, and a =4 when b=24 write an equation that relates a and b
uysha [10]
Y=kx
K=y/x

SO:
A=kb
K=a/b
5 0
3 years ago
Help with these two and explain pls and thankyouuu
Usimov [2.4K]

Answer:

3-3x and 3

Step-by-step explanation:

f(x) = 3x-3

g(x) = -x

g(f(x)) in your g(x) substitute x with f(x)

g( f(x) ) = g( 3x-3) = -(3x-3) = -3x+3

is the the second choice from top because -3x+3 is the same with 3 -3x

g(f(x)) =3-3x

g(f(0)) always work from inside first, so first find f(0) than g(f(0))

f(0) = f(x=0) = 3*0-3 = -3

Now we do the g(f(0)) = g( -3) is the same as  

g(x) except that we substitute x for -3, g(x= -3) = -(-3) =3

g(f(0))=3

*an easier way to find the answer for the second problem would have been that we knew that f(g(x) ) = 3-3x so f(g(0)) =3-3*0 = 3

8 0
4 years ago
Mateo and Logan finished 65% of their math homework. If it has 20 problems, how many problems have they done?​
frosja888 [35]

Answer:

1st question: 13 questions

2nd question: Mr.Philps will not have enough

Step-by-step explanation:

Mateo and Logan finished 65% of their math homework. If it has 20 problems, how many problems have they done?​

20 x 0.65 = 13

Mr. Philps made 1 gallon of fruit punch for his class party. If he has 27 students, and each of them will drink 1 cup, will he have enough?

1 gallon = 16 cups

27 students x 1 cup each = 27 cups

27 is greater than 16, so no, he will not have enough.

4 0
3 years ago
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