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qwelly [4]
4 years ago
9

HELP!! I WILL MARK YOU BRANLIEST IF YOU RESPOND THE FASTEST AND IF ITS CORRECT :)

Mathematics
2 answers:
vitfil [10]4 years ago
8 0

Answer:

∠B = 45°

Step-by-step explanation:

∠A = ∠B

5x - 15 = 2x + 21

5x - 2x = 15 + 21

3x = 36

x = 12

⇒∠B = 45

Kruka [31]4 years ago
5 0

Answer:

45

Step-by-step explanation:

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Decide whether quadrilateral JKLM is a rectangle, a rhombus, or a square. More than one answer may apply!
NARA [144]

Answer:

Square.

Step-by-step explanation:

given J(-4,2) || K(0,3) || L(1,-1) || M(-3,-2)

given below the visual answer.

OR

you can find the distance of coordinate to coordinate:

Distance of JK

√(-4-0)² + (2-3)²

√17

Distance of KL

√(0-1)²+(3--1)²

√17

Distance of LM

√(1--3)²+(-1--2)²

√17

Distance of MJ

√(-3--4)²+(-2-2)²

√17

All sides are similar of √17 , so its a square.

4 0
2 years ago
Read 2 more answers
Solve for X<br><br> B. X<br> X<br> 152
krok68 [10]

Answer:

Step-by-step explanation:

180 - 152 = 28

2x + 28 = 180

2x = 152

x = 76

3 0
3 years ago
Help me find the solution set for 8x-3=2(x-1/2)
daser333 [38]
8x -3 = 2(x-1/2)
⇒ 8x -3= 2x -2*(1/2)
⇒ 8x -3 = 2x -1
⇒ 8x -2x= -1+ 3
⇒ 6x = 2
⇒ x= 2/6
⇒ x= 1/3

The final answer is x= 1/3~
6 0
3 years ago
PLEASE HELP ME, and explain it please please please &lt;3
ser-zykov [4K]
The answer would be f(x)= x+47
7 0
3 years ago
What is the value of 2 ^ 3
Setler79 [48]

Answer:

8

Step-by-step explanation:

2^3 is the same as 2 x 2 x 2

2 x 2 is 4 and 4 x 2 is 8

so 2^3 is 8

3 0
3 years ago
Read 2 more answers
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