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lana66690 [7]
2 years ago
12

. How can you know if 2 shapes are congruent? Draw an example of 2 congruent triangles and label how you know.

Mathematics
1 answer:
ValentinkaMS [17]2 years ago
6 0

Triangle ABC and triangle DEF are congruent by the SAS Congruence Postulate

<h3>What are congruent triangles?</h3>

Two triangles are said to be congruent if they have the same shape and their corresponding sides are also congruent.

We can say that two triangles are congruent using these 5 rules:

1: SSS or the side, side, side rule, that means that we have two triangles with all three sides equal.

2. SAS or side, angle, side states that in the two triangles, two sides and the included angle are equal.

3. ASA or angle, side, angle states that in two triangles, the two angles and the included side are equal.

4. AAS or angle, angle, side states that we have two triangles where two angles and the non-included side are equal.

5. HL or the Hypotenuse Leg rule states that, if the hypotenuse and one leg of one right-angled triangle are equal to the corresponding hypotenuse and leg of another right-angled triangle, then the two triangles are congruent.

Two triangles are said to be congruent if they have the same shape and their corresponding sides are also congruent.

Example:-From the diagram, given that:

AB = DE, BC = EF and ∠B = ∠E

Triangle ABC and triangle DEF are congruent by the SAS Congruence Postulate

Find out more on congruent triangles at:

brainly.com/question/2644832

#SPJ1

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Math help needed please:( ​
nydimaria [60]
The answer to 1. Is Reflection. The rigid motion show is called a Reflection
4 0
4 years ago
The st. joe company grows pine trees and the average annual increase in tree diameter is 3.1 inches with a standard deviation of
77julia77 [94]

Solution: We are given:

μ=3.1,σ=0.5,n=50

We have to find P(Mean <2.9)

We need to first find the z score

z= (xbar-μ)/(σ/sqrt(n))

=(2.9-3.1)/(0.5/sqrt(50))

=(-0.2)/0.0707

=-2.83

Now we have to find P(z<-2.83)

Using the standard normal table, we have:

P(z<-2.83)=0.0023

Therefore the probability of the sample mean being less the 2.9 inches is 0.0023

5 0
3 years ago
Blake has a collectors' card that he bought for $42.00. The card is now worth $87.00. What is the percent of change in the value
Stels [109]
Change in value = 87 - 42 = 45
percentage change = 45/42  x 100 = 107%
6 0
4 years ago
Determine whether the two figures are similar. If so, give the scale factor of the smaller figure to the larger figure.
andreev551 [17]
Yes they are similar and their scale factor is 1:3

7 * 3 = 21
4 * 3 = 12
18 * 3 = 54

Hope this helps :
4 0
3 years ago
Read 2 more answers
Simplify: 2(4x - 6) - 8 + 10x
Darya [45]

Answer:

Hi there!

The simplified version is:

18x-20

Step-by-step explanation:

2(4x-6) -8 +10x

First, multiply the 2 by the parentheses.

8x -12 -8 +10x

Next, combine like terms

18x -20

This is the simplified version!

Hope this helps

6 0
4 years ago
Read 2 more answers
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