2 years ago

You spin a spinner with four numbers on it, and flip a coin. Find the probability of the compound event.

Mathematics

2 answers:

nikitadnepr [17]2 years ago

7 0

Answer:

I think 4/7 but i'm not sure.

Step-by-step explanation:

garik1379 [7]2 years ago

3 0

Answer:

it's 3/4 not sure

Step-by-step explanation:

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(a) The perimeter of a rectangular field is 276 m.

Deffense [45]

Answer:

(a) 63 (b) 99

Step-by-step explanation:

(a)

length x 2 = 150

275-150=126/2= 63

(b)

8712/88= 99

4 0

2 years ago

Find the average value of the sum of the squares of three numbers x, y, z, where each number is between 0 and 2.

mr_godi [17]

answer:

Step-by-step explanation:

#'s between zero and two = one

the only number between 0 and two is 1

x = 1 y = 1 z = 1

the average value of the sum of the squares of x, y and z = 1

1, 1, 1

the average is 1

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2 years ago

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schepotkina [342]

Answer:

b) 40

Step-by-step explanation:

By angle sum property of a triangle:

$x°+20°+120°=180°\\x°+140°=180°\\x°=180°-140°\\x° = 40°\\\huge \red {\boxed {\therefore x = 40}}$

7 0

3 years ago

Read 2 more answers

5x - 14 = -5 + 8x what is the value of x

Feliz [49]

Answer:

x=-3

Step-by-step explanation:

5x-14=-5+8x

-5x -5x

-14=5+3x

+5 +5

-9 = 3x

3 3

x=-3

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3 years ago

2. Find the surface area of the triangular pyramid. The base is an equilateral triangle.

Archy [21]

Answer:

19.2

Step-by-step explanation:

you just need to add them then you will be just

3 0

3 years ago