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Igoryamba
3 years ago
9

Solve similar triangles can someone please answer

Mathematics
1 answer:
Vilka [71]3 years ago
8 0

Answer:

Step-by-step explanation:

\frac{XY}{PQ}=\frac{YZ}{QR}\\\\\frac{19.5}{6.5}=\frac{10.5}{k}\\\\

Cross multiply,

19.5*k = 10.5 * 6.5

k =\frac{10.5*6.5}{19.5}\\\\k=3.5

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State if the two triangles are congruent. if they are state how you know.
nlexa [21]
1) The triangles are congruent by SSS.

The two tick marks indicate two pairs of congruent sides; it is evident that the third side is congruent by the way the diagram is drawn - the bases of the triangles are together and appear to be the same length.

2) The triangles are congruent by SAS.

The two pairs of tick marks indicate congruent sides, and their included angles are congruent because they are vertical angles, and vertical angles are always congruent.
5 0
3 years ago
Which of the following examples best represents the use of an interval scale? measuring the number of cookie boxes sold by scout
Mashcka [7]

Answer:

students' ratings of their professors' performance on a five-point scale ranging from poor to excellent

Step-by-step explanation:

There are four type of scales in mathematics. They include:

1. Nominal scale : they do not measure quantity. they are used to classify a population into two or more scales that are exhaustive and mutually exclusive. e.g. classifying a population based on gender, naming the different car brands seen in a school's parking lot

2. Ordinal scale : this scale measures ranks a population from best to worst or from least to most. e.g. ranking the participants of a race based on their performance

3. Interval scale : this scale has the property of order and equal intervals. Zero is not meaningful.

Interval scale is used when the difference between the numbers are meaningful. e.g. students' ratings of their professors' performance on a five-point scale ranging from poor to excellent Here a child who is scored 1, did very poorly and a child scored 5, performed excellently well.

4. Ratio scale :  this scale has the property of order, a meaningful zero and equal intervals.

6 0
3 years ago
HELP ME PLEASEEEEEEEEEEEEEEEE
Veronika [31]

Answer:

D im not sure but i hope its right

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
If triangle ABC is congruent to triangle DEF, which statement is not true?
ArbitrLikvidat [17]
The answer would be b.) angle C is congruent to angle E. 
Hope this helps
3 0
3 years ago
Read 2 more answers
2 points
Stels [109]

Answer:

C

Step-by-step explanation:

You have to multiply

3 0
3 years ago
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