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nevsk [136]
3 years ago
15

What is the area of this triangle in the coordinate plane?

Mathematics
2 answers:
Aloiza [94]3 years ago
4 0
to say the answer is B
Andrews [41]3 years ago
3 0

Answer:

B. 27.5

Step-by-step explanation:

1/2 (b x h)

B (Base) = 11

H (Height) = 5

1/2 (11 x 5)= 27.5

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Rex, Paulo, and Ben are standing on shore watching for dolphins. Paulo sees one surface directly in front of him about a hundred
Ksivusya [100]

1. m\angle BAC=m\angle CAD,\ m\angle ACB=m\angle ADC=90^{\circ}, then m\angle ABC=m\angle ACD and triangles ADC and ACB are similar by AAA theorem.


2. The ratio of the corresponding sides of similar triangles is constant, so


\dfrac{AC}{AB}= \dfrac{AD}{AC}.


3. Knowing lengths you could state that \dfrac{b}{c}= \dfrac{e}{b}.


4. This ratio is equivalent to b^2=ce.


5. m\angle ABC=m\angle CBD,\ m\angle ACB=m\angle CDB=90^{\circ}, then m\angle BAC=m\angle BCD and triangles BDC and BCA are similar by AAA theorem.


6. The ratio of the corresponding sides of similar triangles is constant, so


\dfrac{BC}{BD}= \dfrac{AB}{BC}.


7. Knowing lengths you could state that \dfrac{a}{d}= \dfrac{c}{a}.


8. This ratio is equivalent to a^2=cd.


9. Now add results of parts 4 and 8:


b^2+a^2=ce+cd.


10. c is common factor, then:


b^2+a^2=c(e+d).


11. Since e+d=c you have a^2+b^2=c\cdot c=c^2.



7 0
3 years ago
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jason can type 275 characters in 5 minutes on his computer keyboard. at that rate, how many characters can he type in 20 minutes
Minchanka [31]

Answer:

1100 characters

Step-by-step explanation:

275 characters : 5 minutes

? characters : 20 minutes

5 x 4 = 20 minutes

275 x 4 = 1100 characters

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3 years ago
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How do you find the measurements of a pentagon?
TEA [102]
Angel D: 56 degrees that's the answer and your welcome
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Pens are on sale for 3 pens for $6 Karen bought 3 pens Leo bought 1 pen how much more did Karen spend than Leo
Rasek [7]
If the correlation is correct, then 1 pen would be equal to $2. In this case, karen spent $2 for each pen for a total of 3 pens for $6. If Leo bought 1 pen, he would spend $2. So, $6-$2=$4. Karen spent 4 more dollars than Leo. If this helped, please mark me brainliest, thank you and if you need more help, feel free to message me! 
8 0
3 years ago
2p x 3q x 5r maths watch
Zepler [3.9K]

Answer:

2px^ 8 qr

Step-by-step explanation:

<u>Reformatting the input : </u>

Changes made to your input should not affect the solution:

(1): "x5"   was replaced by   "x^5".  1 more similar replacement(s).

<u>STEP  1 : </u>

<em><u>Equation at the end of step 1 </u></em>

 ((2px3 • q) • x5) • r

<u>STEP  2 : </u>

<u></u>

<em><u>Final result : </u></em>

 2px8qr

<u><em>HOPE THIS HELPS!</em></u>

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