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Naily [24]
3 years ago
10

can someone please help? And can you also explain how to do it, because I forgot the steps on how to do it ​

Mathematics
1 answer:
alexdok [17]3 years ago
7 0

Answer:

option 3) EF= -7 FG= -7

Step-by-step explanation

X= 1/2

EF= 2X-8

    = 2 X 1/2 -8

    =1 - 8

EF = -7

FG= 4X -9

     = 4X 1/2

     2 - 9

FG     = -7

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Find the area of a kites with diagonals 6.5in and 10in.<br> I need work shown plz help!!!!!
mihalych1998 [28]
The area of a kite is:

A=(d1*d2)/2, where d1 and d2 are the two diagonals

In this case:

A=6.5*10/2

A=32.5 in^2


8 0
3 years ago
Which of the following questions describes the equation 4n = -24?
Alona [7]

Answer:

n = -6

Step-by-step explanation:

<u>Step 1:  Divide both sides by 4</u>

4n / 4 = -24 / 4

n = -6

Answer:  n = -6

3 0
3 years ago
1. Identify the lateral area and surface area of a regular square pyramid with base edge length 5 in. and slant height 9 in.
zlopas [31]
1. C
L=1/2(Pxl)
L=1/2(20x9)
L=1/2(180)
L=90

SA=1/2(Pxl)+B
SA=90+5^2
SA=115

B, A, C, B.
6 0
3 years ago
An equation is shown below: 3(2x − 7) = 9
Katen [24]

Answer:

1 solution

Step-by-step explanation:

3(2x-7)=9

dustribute: (3)(2)+(3)(-7x)=9

6+-21x=9

subtract 6 from both sides: -21x=3

Divide both sides by -21: x=-1/7

so your 1 solution is x = - 1/7

3 0
2 years ago
What is the length of BC in the right triangle below?
gayaneshka [121]

Hey there! :)

Answer:

C. BC = 39 units.

Step-by-step explanation:

Use the Pythagorean theorem to solve for BC. Let BC = c, AB = a, and AC = b.

c² = a² + b²

c² = 15² + 36²

Square and simplify:

c² = 225 + 1296

c² = 1521

c = √1521

c = 39 units.

Therefore:

BC = 39 units.

5 0
3 years ago
Read 2 more answers
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