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Charra [1.4K]
3 years ago
6

Triangle ABC is a right triangle. If AC=12 and BC=13 find AB.

Mathematics
2 answers:
stepladder [879]3 years ago
7 0

Answer:

5

Step-by-step explanation:

by pythagoras theorem

(hyp)^2=(leg1)^2+(leg2)^2

the hypotenuse is the side opposite to 90 degree (BC=13)

AC=leg 1 = 12

13^2=12^2 + leg 2^2

169=144+ leg 2^2

leg2 ^2=169-144

leg2^2= 25

leg2= root 25

leg2=5

ArbitrLikvidat [17]3 years ago
5 0

Answer:

5

Step-by-step explanation:

The first thing to think about when doing a problem is to look in the angles. BAC is a right angle, but that does not help. The next thing to notice is BA looks roughly about 1/2 the size of AC. That answer makes the most sense so the answer is 5.

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Rename the number 120,000
jeka94

Answer:

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Step-by-step explanation:

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4 0
3 years ago
The figure below is a scale drawing of Quinto's bedroom. The scale used to create the drawing is 1/2 inch = 4 feet. What is the
Nezavi [6.7K]
We know that

the scale is <span>is 1/2 inch = 4 feet

using a graph tool
</span><span>the approximate measurements in the drawing are
</span>5 cm x 4 cm
convert to in
5/2.54--------> 1.97 in
4/2.54------> 1.57 in

convert drawing to actual
 if 0.5 in---------> 4 ft
1.97in-------> X
X=1.97*4/0.5------> X=15.76 ft  

 if 0.5 in---------> 4 ft
1.57 in-------> X
X=1.57*4/0.5------> X=12.56 ft

<span>the approximate area of Quinto's bedroom is 12.56*15.76=197.95 ft</span>²

the answer is
the option C)192 ft²



6 0
3 years ago
9 + (-8) using a number line
Lelu [443]

Answer:

9 + (-8) = 1

Step-by-step explanation:

4 0
2 years ago
What is the value of x in the equation −x = 4 − 3x + 6? (5 points)
san4es73 [151]
I think the answer is x=5
7 0
3 years ago
Read 2 more answers
Explain the process of setting up the problem 3 divided by 4. Use complete thoughts and sentences to explain your answer.
amid [387]

Answer:

well the three goes inside the division box and the 4 goes in the outside. Then you see how many times 4 goes into 3 which is 0 then you add a zero next to the three and a decimal point in between the 3 and 0. next, you see how many times 4 goes into 30 which is 7 then you subtract 30-28 which is 2 then you add another 0 and see how many times 4 goes into 20 which is 5 times then you get your answer .75

Step-by-step explanation:

4 0
2 years ago
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