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ratelena [41]
4 years ago
12

PLZ HELP here are three triangles shown separately, these triangles are similar. How do you know?

Mathematics
1 answer:
Vsevolod [243]4 years ago
7 0

Answer:

Using the AA similarity postulate, you can determine that these triangles are similar.

Step-by-step explanation:

All three triangles are right triangles, so they all have 90° angles.

Angle B is present in the large and small triangle. Therefore, you know those 2 triangles are similar. You can also prove that angles A and C are the same.

A and B are complementary angles in the large triangle and the same with B and C in the small one. Since B ≅ B by Reflexive Property, A and C must have the same angle measurement since they are complements of the same angle.

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(6h + 8) - (3h + 2) = 15<br> PLEASE HELP I ALSO NEED TO SHOW WORK
Anestetic [448]

Answer:

h=3

Step-by-step explanation:

So we have the equation:

(6h+8)-(3h+2)=15

First, let's distribute the negative:

(6h+8)+(-3h-2)=15

Combine like terms:

(6h-3h)+(8-2)=15

Subtract or add:

3h+6=15

Subtract 6 from both sides:

3h=9

Divide both sides by 3:

h=3

And we're done!

5 0
3 years ago
Read 2 more answers
Can someone tell me how to do this? <br><br>PLEASE!!!​
Schach [20]

1. 27

2. 13

hope you have a girldfriend

8 0
3 years ago
Susie bought 14 dolls this week. Last week she had 28 dolls. Which of the
tankabanditka [31]

Answer:

B. 28 + 14 = x

Step-by-step explanation:

Susie bought 14 dolls this week. Last week she had 28 dolls. determine how many dolls Susie has now.

using this info we know that we must find the sum of both numbers.

Hence, Answer B has the correct equation

3 0
3 years ago
The image of the point (-6, -2) under a translation is (-4,2). Find the coordinates of the image of the point (-3, 4) under the
QveST [7]

ANSWER

(-1, 8)

EXPLANATION

First we have to find the rule for this translation.

The image of the x-coordinate of the given point is 2 untis more than the point, so the rule for the horizontal translation is to add 2.

The image of the y-coordinate of the given point is 4 units more than the point, so the rule for the vertical translation is to add 4:

(x,y)\rightarrow(x+2,y+4)

Therefore, the image of point (-3, 4) under the same translation is:

(-3,4)\rightarrow(-3+2,4+4)=(-1,8)

4 0
1 year ago
The measurement of a central angle is 75. Find the measurement of <br> in radians
Marina CMI [18]
Circumference = 360 degrees 
<span>Circumference = 2π radians (comes from 2*pi*radius) </span>

<span>Therefore </span>
<span>360 deg. = 2*π radians </span>
<span>180 deg. = π radians </span>
<span>1 deg. = (π/180) radians </span>

<span>75 deg. = 75(π/180) radians </span>
<span>75 deg. = 75π / 180 radians </span>
<span>don't bother to try and simplify π (it is an irrational number) </span>
<span>however you can simplify 75/180 </span>
<span>both are divisible by 5 </span>
<span>75π/180 = 15π/36 </span>
<span>both are divisible by 3 </span>
<span>75 deg. = 5π/12 radians </span>

<span>We normally don't bother to go further, unless you actually need it as a decimal fraction (in which case, you will have an approximation) </span>

<span>75 deg. ≈ 1.308997 radians</span>
5 0
4 years ago
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