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Gemiola [76]
3 years ago
13

Which property can be justified using the ratios in triangle XYZ

Mathematics
2 answers:
Kruka [31]3 years ago
5 0
This is C. cos Z = sin (90 - Y)
erastova [34]3 years ago
5 0

Answer:

cos Z = sin (90o - Z)

Step-by-step explanation:

Since cos 40o = sin 50o =  y/x , the answer is cos Z = sin (90o - Z)

You might be interested in
Trying to find volume of a right circular cone.
viva [34]

Volume of the cone is 117.5 π ft³

<u>Step-by-step explanation:</u>

Lateral area of the cone = πrs

s is the slant height = 15 ft

From the above formula, we can find the radius as, 5 ft.

Volume of the cone = π r² h/3

s = √ (5²+ h²)

Squaring on both sides, we will get,

s² = 15² = (5² + h²)

 15² - 5² = h²

225 - 25 = 200 = h²

h = √200 = 14.1 ft

Volume = π × 5² × 14.1  / 3 = 117.5 π ft³

8 0
3 years ago
78% of the class completed their homework last night. What fraction of the class completed their homework?
mixas84 [53]

Answer:

\frac{39}{50}

Step-by-step explanation:

=> 78% makes:

=> \frac{78}{100}

<u><em>In simplest form:</em></u>

=>\frac{39}{50}

3 0
3 years ago
Read 2 more answers
Pls help i will give brainliest!!!!! :)
Zigmanuir [339]

Answer: c.50 is the answer

5 0
3 years ago
In a High School, 60% of the boys play baseball and 24% of the boys play baseball and football. What is the percent of those tha
astraxan [27]

Answer:

i play baseball mark me as brainliest thank my answer and rate me as a 5 because im white

Step-by-step explanation:

6 0
3 years ago
Select the property of equality used to arrive at the conclusion. If x = 4, then 5x = 20 the addition property of equality the m
shtirl [24]

Answer:

The Division Property of Equality

Step-by-step explanation:

<u>The Addition Property of Equality:</u> When you add something to one side of the equation, you must add the same thing to the other side.

<u>The Subtraction Property of Equality:</u> When you subtract something from one side of the equation, you must subtract the same thing from the other side.

<u>The Multiplication Property of Equality:</u> When you multiply something to one side of the equation, you must multiply the same thing to the other side.

<u>The Division Property of Equality:</u> When you divide something from one side of the equation, you must divide the same thing from the other side.

In this case, you have to divide both sides of the equation by 5 to get x = 4. That means that the division property of equality was used.

I hope this helps! Have a great day!

8 0
3 years ago
Read 2 more answers
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