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Evgesh-ka [11]
3 years ago
10

What is the measure of ∠A?

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
6 0

Answer:

A = 60.07°

Step-by-step explanation:

Sin A = \frac{opposite}{hypotenuse}

Sin A = \frac{13}{15\\}

Sin A = 0.867

A = Sin⁻¹ 0.867

A = 60.07°

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2) Select one of your sides.
svlad2 [7]

Answer:

Step-by-step explanation:

nachos=3 =100%

1.5=50%

0.50=25%

0.25=12.5%

4 0
3 years ago
What is the value of sin-1(1)? negative startfraction pi over 2 endfraction 0 startfraction pi over 2 endfraction π
mariarad [96]

The value of sin-1(1) is negative startfraction pi over 2 endfraction, startfraction -pi over 2 endfraction.

<h3>What is the value of sin (π/2)?</h3>

The value of sin (π/2) is equal to the number 1. The value of the sin-1(1) has to be find out.

Suppose the value of this function is <em>x</em>. Thus,

x=\sin^{-1}(1)

Solve it further,

\sin(x)=(1)              ......1

The value of sin (π/2) and -sin (-π/2) is equal to 1 such that,

\sin\dfrac{\pi}{2}=-\sin\left(-\dfrac{\pi}{2}\right)=1

Put this value in the equation 1,

\sin(x)=\sin\left(\dfrac{\pi}{2}\right)=-\sin\left(-\dfrac{\pi}{2}\right)

Thus, the range will be,

\left(\dfrac{\pi}{2},-\dfrac{\pi}{2}\right)

Thus, the value of sin-1(1) is negative startfraction pi over 2 endfraction, startfraction -pi over 2 endfraction.

Learn more about the sine values here;

brainly.com/question/10711389

3 0
3 years ago
7. Sapna travelled 48 km to meet her parents. She travelled the first 18 km by car and the remaining distance by train. Find the
Anton [14]

The fraction of the journey Sapna traveled by car and train is 3/8 and 5/8 respectively.

We know that fraction is an expression in mathematics used to denote the division of two whole numbers.

Given that the total distance = 48 km.

The distance Sapna traveled by car = 18 km.

So, the fraction is = distance traveled by car/total distance = 18/48 = 3/8

The distance Sapna traveled by train = 48 - 18 km = 30 km.

So, the fraction is = distance traveled by train/total distance = 30/48 = 5/8

Therefore the fraction of the journey Sapna traveled by car and train is 3/8 and 5/8 respectively.

Know more about fractions here -

brainly.com/question/10354322

#SPJ10

6 0
2 years ago
A team has won 60 percent of the 20 games it has playes so far this season. If the team plays a total of 50 games all season and
Luden [163]
So far team has won =(60/100)*20 = 12 gamesTotal games played in season =5080 percent of the remaining games won = 80 percent of (50-20) = (80/100)*30 = 24 games.Total game won this season = 36So, percent games won in the entire season = (36/50)*100=72%Answer (4)
3 0
3 years ago
Read 2 more answers
Number Line<br> B is between A and C. AB= 12 and BC= 17. what is the length of AC?
igor_vitrenko [27]

Answer:

29

Step-by-step explanation:

AB+BC=AC

12+17=29=AC

5 0
3 years ago
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