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Vinil7 [7]
2 years ago
14

You can represent the measures of an angle and its complement as x° and (90 − x)°. Similarly, you can represent the measures of

an angle and its supplement as x° and (180 − x)°. Use these expressions to find the measures of the angles described. The measure of an angle increased by 50° is equal to the measure of its complement.
Mathematics
1 answer:
dimulka [17.4K]2 years ago
7 0
Complement = 90
1)x+50=90
2)x=90-50
3)x=40
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Place
Anastaziya [24]

Answer:

P(A\ and\ B) = \frac{3}{7}

Step-by-step explanation:

<em>Your question is not well presented; (See Attachment for complete details)</em>

<em></em>

Required

Find P(A n B)

where

A = Event that the place is a city

B = Event that the place is in North

The first step is to get the sample space;

Let S represent the sample space;

S = \{India,\ Tokyo,\ Houston,\ Peru,\ New York,\ Tijuana,\ Canada \}

n(S) = 7

The next is to list events A and B

A = City

A = \{Tokyo,\ Houston,\ New York,\ Tijuana\}

B = North America

B = \{Houston,\ New York,\ Tijuana,\ Canada\}

The next is to list common elements in A and B

A\ n\ B = \{Houston,\ New York,\ Tijuana\}

n(A\ and\ B) = 3

The probability of A and B is calculated as follows;

P(A\ and\ B) = \frac{n(A\ and\ B)}{n(S)}

Substitute n(A\ and\ B) = 3 and n(S) = 7 in the expression above

P(A\ and\ B) = \frac{3}{7}

7 0
3 years ago
In cell B8 created a formula without using a function that multiplies the value in cell B7 by the value in cell B6 and then adds
nata0808 [166]
4. In cell-B8, create a formula without using a function that multiplies the value.in.cell.B7. by the value-in-cell-B6-andthen adds-the-value in B7..Update.the-cell-reference to cell: B6, from a relative reference to a mixed-reference by making an absolute-reference to row.6..Copy-the-formula-from-cell-B8-to-the-range-B9:B11-and-then-copy-the-formulas. from the range-B8:B11-to-the-range-C8:H11.1 13. SALO extend the list of years to the range A15:A17.1 In-cell-B13, create-a formula without a function using absolute references that subtracts the values of cells.B5 and B7.from.cell-B6 and then multiplies the result.by.cell-B8. Copy the formula-from-cell-B13 to the range C13:H13.1 In-cell-B14, create-a formula without using a function that adds.1.to the value-in-cell B12 and then multiplies the result by the value-in-cell-B13Update-the-referenceto-cell B12, from a relative-reference to a mixed-reference by making an absolute reference to row.12. Copy the formula-from-cell-B14-to-the-range-B15:B17 and then copy the formulas.from-the-range-B14:B17 to the range-C14H17.1
4 0
3 years ago
Helpppppp!!!!!!!!!!and explain too
olga2289 [7]

Answer:

Relation

Explanation:

The definition of a relation is just a set of ordered pairs.

A function is a relation in which each domain element is paired with exactly one range element.  

It can't be a function because if it is a vertical line, then the x-value is the same for the whole line.

I hope that helps a bit

8 0
2 years ago
How can you determine which of two lines will be steeper from
Romashka-Z-Leto [24]
Well on a table of data, if the y coordinates increase a lot over a short x distance then it will be steep.

In an equation, you would put it into y = mx + b form and whatever your m is will be your slope. If m is large, it will be steep.
8 0
3 years ago
If f(x) = 2x2 + 7, find f(-3) =<br> What’s the f(-3)
Allisa [31]

Answer:

replace the x with -3

Step-by-step explanation:

if you ever have f(x) = 'insert equation' and then it says find f('insert number'), you replace what ever variable is after the first 'f' with the number after the second 'f'. hope this helped!

5 0
3 years ago
Read 2 more answers
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