3 years ago

HELP!!!! EXTREMELY URGENT!!! Is 7,13,19,25 and arithmetic or geometric sequence and explain

Mathematics

1 answer:

SIZIF [17.4K]3 years ago

8 0

Arithmetic becaus eit has a common difference ( 6).

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You are challenged to a lucky draw game. If you draw a face card (K, Q, J) from a standard deck of cards, you earn 10 points. If

sveticcg [70]

There are 3 face cards for each of the 4 suits, leading to a total possible gain of 120, there are 40 other cards leading to a total possible loss of 80.
120 - 80 = 40.
40 / 52 (total number of cards) = about .77

Final Answer:
The expected value of a draw is positive 0.77 points.
Hope I helped :)

7 0

3 years ago

Read 2 more answers

In the figure AB =6cm, triangle AOB =60°

viva [34]

Answer:

From the basics of algebra,

a triangle subtended to the center of a circle from the circumference is always isosceles

since the Central angle is 60 and the triangle is isosceles, the other angles are,

$\frac{180 - 60}{2} = 60$

meaning that the triangle is equilateral.

all the other angles are 60.

the radius of the circle is the length of the triangles side,

ie 6cm

6 0

3 years ago

The legs of a right triangle measure 70 centimeters and 64 centimeters.

mario62 [17]

Answer:

94.85

Step-by-step explanation:

use pytagorian theorem

c^2=a^2+b^2

5 0

3 years ago

Point a is located at -6/8 and point B is located at -1/8 what is the distance between points A and B

Ahat [919]

The distance between points A and B
(-1/8)-(-6/8) = 5/8

6 0

4 years ago

I need help I don't understand this.

Brut [27]

Answer:

x=5

Step-by-step explanation:

(5x+2)/3 = 9

Multiply each side by 3

(5x+2)/3 *3 = 9*3

5x+2 = 27

Subtract 2 from each side

5x+2-2 = 27-2

5x = 25

Divide by 5

5x/5 = 25/5

x =

5 0

3 years ago