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Naddika [18.5K]
4 years ago
12

How can you find the area of a irregular polygon using area formulas

Mathematics
1 answer:
kompoz [17]4 years ago
4 0
A= 1/2 bxh because if you are trying to find area you have to use the the formula A=1/2 bxh
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Factor this polynomial expression, and wrote it in its fully factored form 3x^3 + 3x^2 - 18x
baherus [9]

Answer:

3x (x - 2) (x + 3)

Answer 4

Hope this helps :)

4 0
3 years ago
a vector has a magnitude of 50 in the 35º direction. what are the horizontal and vertical components of this vector?
Semenov [28]

Answer:

Horizontal component: 40.95

Vertical component: 28.67

Step-by-step explanation:

To find the horizontal and the vertical component of this vector, you need:

The formula for calculate the horizontal component:

a_x=|a|cos\alpha

Where |a| is the magnitude

The formula for calculate the vertical component:

a_y=|a|sin\alpha

Where |a| is the magnitude

Given the angle 35 degrees and the magnitude,you can substitute values into the formulas.

Therefore, you get  that the horizontal component and the vertical component of this vector are:

a_x=50cos(35\°)=40.95

a_y=50sin(35\°)=28.67

7 0
3 years ago
Read 2 more answers
Find the instantaneous rate of change of the surface area s ! 6x2 of a cube with respect to the edge length x at x ! a
joja [24]

The instantaneous rate of change is simply equivalent to the first derivative of the equation or function. We are given the equation of Surface Area (A) with respect to side (x):

A = 6 x^2

Taking the first derivative of the equation:

dA = 12 x dx

dA / dx = 12 x

Now the term dA / dx is the instantaneous rate of change in the surface area with respect to the side length. To get the rate of change when the side x = a, simply plug this in into the equation:

rate of change = dA / dx = 12 x

so when x = a:

<span>rate of change = 12 a</span>

7 0
3 years ago
Read 2 more answers
What is 3 fourths equal to n tenths
frozen [14]
3 n
- = -
4 10
cross multiply to get 4n=(3)(10)
multiply 3 and 10. 4n/4 = 30/4
n = 7.5
8 0
3 years ago
What if I replace-x with -3?<br> Y= -x +6
Sunny_sXe [5.5K]

Answer:

y=9

Step-by-step explanation:

replace the x only with -3

you get y = - -3 + 6

Two negatives= positive

+3+6=9

y=9

8 0
3 years ago
Read 2 more answers
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