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kodGreya [7K]
3 years ago
5

The _____ justifies the conclusion that ∆ABD ≅ ∆AEC.

Mathematics
1 answer:
elena55 [62]3 years ago
3 0
It is the AAS Postulate.

Explanation: You’re given two right angles (because perpendicular sides make right angles).

This also means that the angle next to them are also right angles, because they are linear pairs (180-90=90)

The right angles are:
This is your first A.

Both triangles also share a similar angle:
This is your second A.

You’re given side BD is congruent to EC.

This is your S.

It’s AAS and not ASA because the order refers to how they are connected: they are congruent in the order that the first set of congruent angles connect to the next, then to the congruent side.
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Mr. McGee mowed 4/5 of his lawn. His three sons finished the mowing. Each son mowed the same amount. How much of the lawn did ea
liubo4ka [24]

Answer:

1 fifteenth, or 1/15

Step-by-step explanation:

If there are 3 sons multiply the fraction by 3 and then you have 12/15 because 12/15 is equal to 4/5, so the remaining is 3 out of 15, so divide that between the 3 sons and boom, 1/15th per son.  

5 0
4 years ago
If eight cars are entered in a race and three finishing places are considered, how many finishing orders can they finish? Assume
Sladkaya [172]

Answer:

a) 336

b)6

c)6

Step-by-step explanation:

a) In the 1st place fit 8 cars, in the 2nd only fit 7 cars, because one is already in the first place and 3th fit 6 cars, so all the possibilities are 8*7*6.

b) in the 1st place fit 3 cars, 2nd 2 cars and 3th 1 car, so all the possibilities are 3*2*1

c) every shirt can be matched with 1 pair of pants, there are 2 shirts and 3 pants, so all the the possibilities are 6+6.

3 0
4 years ago
Isaiah is planning to send a video game to each of his
BlackZzzverrR [31]

Answer:

x = 45.25 and 2x + 9.50 < 100

Step-by-step explanation:

Okay, so I dont know if you want am explanation but here I go

if for each game shipping is 4.75, you multiply by 2 to find the total there, hence 9.5.

and you dont want to go over $100, so the amount you spent has to be less then $100

and you're going to buy 2 games, x stands for the price.

2x + 9.50 < 100

2x < 90.5 (i just subtracted 9.5 on each side)

2/2x = 90.5/2

x = 45.25

4 0
3 years ago
When using rational root theorem, which of the following is a possible root of the polynomial function below F(x)=3x^3-x^2+4x+5
sweet-ann [11.9K]

For possible roots I got...

1
1/3
5
5/3

Not really sure about a b c or d.

x = -0.76508126
7 0
4 years ago
What is 903 divided by 72?<br> 33 POINTS FOR THIS QUESTION!!
marissa [1.9K]

Answer:

12.5416667

Step-by-step explanation:

7 0
3 years ago
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