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lilavasa [31]
3 years ago
15

Whats the answer for this question

Mathematics
2 answers:
dezoksy [38]3 years ago
8 0

Answer:

0.00939495805 about 0.01

Step-by-step explanation:

basically solving for arccos(8.5/9.9) in degrees, had to run through calculator

Afina-wow [57]3 years ago
5 0
So you would use SOH-CAH-TOA and you get cos so enter cos(x)= 8.5 Once you enter this into the calc You should get 30.8
———
9.9

Answer: 31 degrees
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HELPPP . One side of a triangle is half the longest side. The third side is 8 meters less than the longest side. The perimeter i
Sunny_sXe [5.5K]

Answer:

Step-by-step explanation:

Side A is the longest side

Side B is half of A = A/2

Side C is 8m less than A = A-8

Perimeter of traingle = A+B+C

52 = A + A/2 + A-8

Collect like terms

52+8= A+A/2+A

60 = 5/2 A

Divide 60 by the coefficient of A

60÷5/2 = A

60×2/5= A

A=24m

Substitute the value of A into the expressions for sides B and C

Side B =A/2=24/2=12m

Side C =A-8=24-8=16m

The sides of the triangle are 24m, 12m and 16m

6 0
4 years ago
It took 48 minutes to drive downtown. An app estimated it would be less than that. If the error was 20%, what was the app’s esti
IgorLugansk [536]

Answer:

The estimated taken to drive downtown using App is 38.4 minutes

Step-by-step explanation:

Given as :

The initial time taken to drive downtown = i = 48 minutes

The percentage error of time = r = 20%

Let The estimated time using app = t min

Let the time = 1 min

<u>Now, according to question</u>

The estimated time using app = The initial time taken to drive downtown × (1-\dfrac{\textrm rate}{100})^{\textrm time}

Or, t minutes = i minutes × (1-\dfrac{\textrm r}{100})^{\textrm 1}

Or, t = 48 minutes × (1-\dfrac{\textrm 20}{100})^{\textrm 1}

Or,  t = 48 minutes × \dfrac{100-20}{100}

Or,  t = 48 minutes × \dfrac{80}{100}

∴ t = \dfrac{48\times 80}{100} minutes

I.e t = 38.4 minutes

Or, The estimated time using app = t = 38.4 min

Hence, The estimated taken to drive downtown using App is 38.4 minutes Answer

5 0
3 years ago
PLEASE HELP!!!!!! WILL MARK CORRECT ANSWER BRAINLIEST!!!!!!!!
Montano1993 [528]
The answer should be C. 8
3 0
4 years ago
Help PLZ .......................................
netineya [11]

Answer:I

Step-by-step explanation:

7 0
3 years ago
Describe at least two similarities between constructing a perpendicular line through a point on a line and constructing a perpen
Vitek1552 [10]

The similarities between constructing a perpendicular line through a point on a line and constructing a perpendicular through a point off a line include:

  • Both methods involve making a 90-degree angle between two lines.
  • The methods determine a point equidistant from two equidistant points on the line.

<h3>What are perpendicular lines?</h3>

Perpendicular lines are defined as two lines that meet or intersect each other at right angles.

In this case, both methods involve making a 90-degree angle between two lines and the methods determine a point equidistant from two equidistant points on the line.

Learn more about perpendicular lines on:

brainly.com/question/7098341

#SPJ1

3 0
2 years ago
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