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
ikadub [295]
3 years ago
7

Help!!

Mathematics
1 answer:
saul85 [17]3 years ago
5 0

Answer:

40.47°, 49.53°

Step-by-step explanation:

Complementary angles add up to 90

7r + 5 + 8r + 9 = 90

15r + 14 = 90

15r = 76

r = 76/15

7r + 5 = 7(76/15) + 5 = 40 7/15

8r + 9 = 8(76/15) + 9 = 49 8/15

You might be interested in
A cyclist travels 5.8 km in 30 minutes. <br> What is his average speed in km/h?
Sauron [17]

Answer:

11.6km/h

Step-by-step explanation:

multiply 30 min by 2 to get to an hour

multiply 5.8 by 2 to get to km per hour

4 0
3 years ago
Read 2 more answers
Please help i will give 30 points
grigory [225]

Answer:

30

Step-by-step explanation:

The area would have been 80*x=1600.

that means x=60. So, two pennant bases are 60.

That means one pennant base is 30.

5 0
3 years ago
Please help me with this question<br><br> Calculate.<br><br> 7.75% of $9,000 = ___ $
andrezito [222]

The answer would be $697.5

Hope this helps!

3 0
3 years ago
How many committes of 3 people can be formed from 7 people order does not matter?
Phoenix [80]
You can form 2 and then you have the odd one out.
5 0
3 years ago
Can someone help me please
MrMuchimi

Answer:

is it from a textbook

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • The speed of the light is 3x10 9 m/s, how much time it would to travel a distance of 1000km
    11·1 answer
  • What two numbers are multiplied to equal 169
    5·2 answers
  • Use the linear approximation (1+x)^kapprox 1+kx to find an approximation for the function f(x) for values of x near zero.
    11·1 answer
  • You are riding a roller coaster when a shoe falls off your foot. The function y=180−16t2 represents the height y (in feet) of th
    9·1 answer
  • I need help on my math hw. Due tomorrow!
    9·1 answer
  • Taylor has dd dimes and qq quarters. She has a maximum of $4 worth of coins altogether. Write this situation as an inequality.
    10·1 answer
  • Otto had two days to paint 9 paintings. He painted 5 1\5 yesterday. How many paintings does Otto need to paint today?
    5·2 answers
  • ​100 centimeters = ​<br> meter<br><br><br> How much meter's do it equals?
    7·2 answers
  • What does the product of the two circled numbers (3 and 7) represent? ​​
    6·1 answer
  • Given the equation: x^2+6x+8=0
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!