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Slav-nsk [51]
3 years ago
7

Triangle A B C is shown. Angle A C B is a right angle. The length of the hypotenuse is 20.

Mathematics
2 answers:
kherson [118]3 years ago
8 0

Answer:

The length of BC is needed because it is the side opposite ∠A.

Step-by-step explanation:

Given the right angles triangle as shown in the attachment, we can get sin(A) without using Pythagoras theorem. Instead we will use SOH CAH TOA trigonometry identity.

According to SOH:

Sin(A) = Opposite/Hypotenuse

Sin(A) = |BC|/|AB|

Opposite side of the triangle is the  side facing ∠A.

Based on the formula, we will need to get the opposite side of the triangle which is length BC for us to be able to determine sinA since the hypotenuse is given.

OLEGan [10]3 years ago
5 0

Answer:

Bc is needed because it is opposite of A

Step-by-step explanation:

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Mashutka [201]

You have to divide the 14 pieces amongst 4 friends: 14/4. This can be simplified into a fraction. Since both the numerator and denominator can be divided by 2, you can simplify the fraction to 7/2 and make it into a mixed number 3 1/2, or decimal form 3.5. Each friend got three and a half pieces of banana bread.

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3 years ago
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Ace car rental rents cars for x dollars per day plus y dollars for each time mile driven. Carlos rented a car fir 4 days, drove
kati45 [8]
4x + 160y = 120
and
1x + 240y = 80

that will be be the equations. if we multiply the bottom equation by 4 we get:
4x + 960y = 320

now subtract one equation from another:
4x + 160y = 120
-(4x + 960y = 320)

and get:
-800y = -200
y = $0.25

now plug this into one equation
x +240(.25) = 80
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4 0
3 years ago
Find the missing length indicated
BabaBlast [244]

The missing length of the triangle is 35 units.

According to the question,

We have the following information:

We have a figure of triangle where a line is drawn parallel to the base of the triangle.

Now, we know that in this case the ratio of the corresponding sides of the triangle will be equal.

Let's take the missing length to be x units.

So, we have the following expression:

x/28 = 15/12

Using the cross multiplication method:

12x = 28*15

x = 28*15/12

Dividing by 12 on both sides of the equation:

x = 35 units

Hence, the missing length of the triangle is 35 units.

To know more about missing length here

brainly.com/question/23913066

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8 0
1 year ago
Tom’s height is 10 inches more than one-third of his older sister’s height.f the value of n nickels plus d dimes is c cents, wha
Mrac [35]

Answer:

1. x=10+1/3(y)

2. n is nickles

Step-by-step explanation:

3 0
3 years ago
Only answer if you know geometry or if you know this
balandron [24]

Answer:

SAS

Step-by-step explanation:

the angles are congruent, and the 2 pairs of sides are proportional.

200/150 is 4/3 and 320/240 is 4/3 as well.

therefore Side-Angle-Side

8 0
3 years ago
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