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Triss [41]
4 years ago
15

I need help with 5 and 6

Mathematics
1 answer:
8_murik_8 [283]4 years ago
7 0

Answer:

w = 6

RS = 13

Step-by-step explanation:

RS + ST = RT

(2w + 1) + (w - 1) = 18

3w = 18

; w = 6

Hence the value of RS = 2(6) + 1

; RS = 13

AC = AB + BC

56 = (x + 16) + (5x + 10)

56 = 6x + 26....then rearrange the equation to form...;

56 - 26 = 6x

30 = 6x...

where...; x = 5

AB = 5 + 16 and BC = 5(5) + 10

;AB = 21 ;BC = 35

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Can someone help me plz .. Use these lengths to find cos B, tan B, and sin B.
lara [203]

Answer:

cos B = \frac{7}{25}

tan B = \frac{24}{7}

sin B = \frac{24}{25}

Step-by-step explanation:

In the right triangle, there are three sides and 2 acute angles

  • Hypotenuse ⇒ the opposite side of the right angle
  • Leg1 and Leg 2 ⇒ the sides of the right angle

The trigonometry functions of one of the acute angles Ф are

  • sin Ф = opposite leg/hypotenuse
  • cos Ф = adjacent leg/hypotenuse
  • tan Ф = opposite leg/adjacent leg

In Δ ACB

∵ ∠C is the right angle

∴ AB is the hypotenuse

∵ AC is the opposite side of ∠B ⇒ leg1

∵ CB is the adjacent side of ∠B ⇒ leg2

→ By using the ratios above

∴ cos B = \frac{CB}{AB} , tan B = \frac{AC}{CB} , sin B = \frac{AC}{AB}

∵ CB = 7, AB = 25, AC = 24

∴ cos B = \frac{7}{25}

∴ tan B = \frac{24}{7}

∴ sin B = \frac{24}{25}

6 0
3 years ago
Jasmine takes a number, multiplies it
Alex

Answer:

Step-by-step explanation:

x = unknown number.

If Jasmine takes a number (x) multiplies it by 3 and adds 6, the answer is 10.

This can be written as:

3x + 6 = 10

6 0
3 years ago
Find the value of the variable.
ella [17]

Answer:

x = 8

x = 5.625

Step-by-step explanation:

sorry if I failed you :(

8 0
3 years ago
Read 2 more answers
11.5% of 75
Greeley [361]
The answer to your question is 40%
❤️❤️!
7 0
3 years ago
Graph the solution to this inequality on the number line. −5x>11.5
AlladinOne [14]

We want to graph the solution for the given inequality, the graph of it can be seen at the end of the answer.

<h3>Working with the inequality:</h3>

The first thing we need to do is simplify our inequality, we start with:

-5*x > 11.5

We want to isolate x, so we need to divide by -5 in both sides, because we are using a negative number to multiply/divide, the "direction" of the inequality sign changes, so we et:

-5*x/(-5) < 11.5/(-5)

x < -2.3

So the solutions are all of these values smaller than -2.3, this will be represented with an open dot at -2.3, and a shaded line to the left of that point, an example of the graph can be seen below.

If you want to learn more about inequalities, you can read:

brainly.com/question/11234618

5 0
2 years ago
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