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2 years ago

Please help me! Find the area and perimeter of a triangle.

Mathematics

2 answers:

Zolol [24]2 years ago

8 0

Answer:

Sorry, Don't Know.

Step-by-step explanation:

ch4aika [34]2 years ago

7 0

Answer:??

Step-by-step explanation:

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Find the first 4 terms in each sequence

koban [17]

Answer:

a₁ = -21 (Given)

a₂ = -28

a₃ = -35

a₄ = -42

Step-by-step explanation:

First term a₁ = -21 (Given)

…………………………………

Second term a₂ :

a₂ = $a_{2-1} - 7\\a_{1} - 7\\a_{1} = -21\\-21 - 7 = -28$

…………………………………

Third term a₃ :

a₃ = $a_{3-1} - 7\\a_{2} - 7\\a_{2} = -28\\-28 - 7 = -35$

…………………………………

Fourth term a₄ :

a₄ = $a_{4-1} - 7\\a_{3} - 7\\a_{3} = -35\\-35 - 7 = -42$

5 0

2 years ago

I would appreciate some help on this if anyone could answer it

Anuta_ua [19.1K]

Answer:

Step-by-step explanation:

yea

7 0

2 years ago

The points (2,r) and (5,-1) lie on a line with slope 4. what is r

Andrews [41]

Answer:

R=-13

Step-by-step explanation:

S=-1-r/5-2

4=-1-r/3

Cross multiply

4*3=-1-r

12=-1-r

Collect like terms

12+1=-r

-r=13

Divide both sides by -

r=-13

7 0

3 years ago

Which net represents the figure. Plz help meeeeeeeee

Goshia [24]

The fourth graph or D (the one in the bottom right corner) this is because a pyramid consists of four triangles and one square at the bottom.

Correct me if wrong
Have a nice day :D
~Hackermcpe

3 0

2 years ago

Read 2 more answers

Find the solution for x if |5x – 2| = 13.

Licemer1 [7]

Answer:

x=1 if that's 15 x

Step-by-step explanation:

4 0

2 years ago