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motikmotik
3 years ago
14

(+12) - (-12) =Resultado, porque, operación completa, 10 puntos

Mathematics
1 answer:
musickatia [10]3 years ago
3 0
24 because the - cancel eachother out.
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Order these triangle with equal sides from least to greatest the triangles are equilateral scalene and isosceles
algol [13]

Answer:

equilateral

isosceles

scalene

7 0
3 years ago
Which expression is equivalent to (a^8)^4<br> ?
Sonbull [250]

Answer:

=a^32

Step-by-step explanation:

(a^8)^4= a^8.4

=a^8.4

3 0
3 years ago
Each base angle of an isosceles triangle measures 55° 30'. Each of the congruent sides is 10 centimeters long. Estimate the foll
kogti [31]

Answer:

55 deg 30 Minutes = 55.5 degrees  

sin = opp/hyp  

sin(55.5) = altitude/10  

Altitude = 10*sin(55.5)  

Altitude = 10 * sin(55.5) = 8.241261886  

Rounded to nearest 10th  

Altitude = 8.2 cm  

b. for base use Low of Cosines  

Let C = base  

Side A and B = length 10 Cm  

c^2 = 2*a^2 -2a^2*cos(<C)  

<C = 180 - 2*55.5 = 180 -111 = 69 degrees  

c = sqrt ( 2a^2 - 2a^2*cos(<C)  

c = sqrt ( 2*100- 200*cos(69))  

c = sqrt (200 - 200*cos(69) ) = 11.32812474  

Answer base  

c = 11.3 cms  

c.  

Area = (1/2)*b * h  

Area = (1/2)*(answer a * answer b)  

Area = (1/2)* 11.32812474* 8.241261886 = 46.67902132  

Area = 46.7 (rounded)  

Area = ( 1/2) * a*b*sin(<C) = (1/2)*10*10*sin(69) =  

Area = 50* sin(69) = 46.67902132  

Area = 46.7 (rounded)

Step-by-step explanation:

3 0
3 years ago
Evaluate p2 - r2 for p = 10, r = -4 and t = 5.
AlexFokin [52]

Answer:

84

Step-by-step explanation:

p^2-r^2= 10^2-(-4)^2

100-16=84

4 0
3 years ago
Determine the equation of a line that passrs through the point (4,-1) and also parallel to y=3x+4
nexus9112 [7]
First, plug in the given point into y=mx +b to find b (the y-intercept of the line). Use the same slope (m) in the equation since parallel lines have the same slope (3 in this case).

-1 = 3(4) +b
-1 = 12 + b Subtract 12 to both sides.
-13 = b

Now, put your m and b into y=mx+b.

The final answer/equation of your line is:

y=3x -13
5 0
4 years ago
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