1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lora16 [44]
2 years ago
8

I need help with this

Mathematics
1 answer:
Flauer [41]2 years ago
6 0
The given angles are complementary, therefore:

(5r + 5) + (8r -6) = 90°

13r - 1 = 90
13r - 1 + 1 = 90 + 1
13r = 91

13r/13 = 91/13

r = 7
You might be interested in
Find the values of the variables
Jlenok [28]

Answer:

You can use Pythagoras theorem to calculate x:

12² + 14² = x²

144 + 196 = x²

           x² = 340

           x   = √340 ≈ 18,44

6 0
3 years ago
I will give you BRAINLIEST
Sedbober [7]

Answer:

250

Step-by-step explanation:

If 5:7 = ?:350.

Since 350/7=50.

Multiply 5x50 =250.

Hope this helps! Have a great day!

3 0
2 years ago
Superman needs to save Lois. After flying for 10 seconds he is 1520 meters from her then at 15 seconds he is 1230 meters from he
Sunny_sXe [5.5K]
Average speed is 58 meters per second
8 0
3 years ago
Twice a number decreased by 22 is 48. What is the number?
klemol [59]

Answer:

Given - Twice a no. decrease by 22 is 48

To find - The no.

Solution -

Let the no. be X

According to the question, equation made is -

2x - 22 = 48

2x = 48 + 22

2x = 70

x = 70/2

X= 35

Verification -

35 ×2 - 22 = 48

70 - 22 = 48

48= 48

LHS = RHS

hence proved

6 0
2 years ago
Read 2 more answers
If a circle has a circumference of 103 find the arc inercepted by a central angle of 115
castortr0y [4]
360 divided by 115 = 3.13. Then you divide the 103 by the 3.13 = 32.90 
8 0
3 years ago
Other questions:
  • An automobile detailer can detail 20 cars in 10 hours. At this rate, how many cars can he detail in 1 hour?
    10·1 answer
  • -0.8 written as a fraction is _____.
    5·2 answers
  • A) 7.7 ft<br> b) 13.4 ft<br> c) 10.3 ft<br> d) 12.3 ft
    10·1 answer
  • Round 848702 to the nearest thousand
    15·1 answer
  • Please help ASAP!!!!!!!!!!!!!!
    5·2 answers
  • in how many different ways can t e letters of the word "LEADING" be arranged in such a way that vowels always come together?
    9·2 answers
  • Use the figure to complete the statements.
    9·1 answer
  • Area of a trapezium.​
    7·2 answers
  • A Jorge le otorgaron una beca de $60.000 por sus buenas calificaciones y escasos recursos. Si gasta cada me la 2\5 partes de la
    14·1 answer
  • Will give Brainlest!!
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!