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
Cerrena [4.2K]
3 years ago
7

Idek how to start please help

Mathematics
1 answer:
sp2606 [1]3 years ago
6 0

First, note that x+21 and 3x+9 are "complementary angles;" they add up to 90 degrees.  Thus, 4x + 30 = 90 degrees, so that 4x = 60 degrees, and x = 15 degrees.

You might be interested in
Max spent 11 dollars on items. He bought milk, eggs and fabric softener. The eggs cost one fifth of what the milk cost and the f
LiRa [457]
M + e + f = 11
e = 1/5m
f = 3m

m + 1/5m + 3m = 11 <== ur equation
5/5m + 1/5m + 15/5m = 11
21/5m = 11
m = 11 / (21/5)
m = 11 * 5/21
m = 55/21
m = 2.619 rounds to 2.62...milk

e = 1/5m
e = 1/5(2.62)
e = 0.53 .....eggs

f = 3m
f = 3(2.62)
f = 7.86...fabric softener
4 0
4 years ago
Read 2 more answers
Jeff left 4/5 of the pumpkin pie in the refrigerator on Saturday he ate 1/2 if what was left of the pie what fraction of the ent
sukhopar [10]
He ate 2/5 of the pie on Saturday.
7 0
3 years ago
The phrase "4 more than twice a number" becomes '2n + 4'.
andrew11 [14]
I mean, this isn't a question but its true?
3 0
3 years ago
PLEASE HELP! Limited time
Natali [406]

The answer is <em>x=17.</em> Since it says that the plot point is the answer to square root 4.1^2 = 16.81 which is closest to 17.

Hope this helps and hope you have a great day and brainiest is always appreciated

7 0
3 years ago
HELP ME PLZZ IF CORRECT BRAINLIEST ANSWER!!!!!
Bogdan [553]
Y= 70° because the values in a triangle must equal 180 so,

60+50= 110
180-110= 70

and since x in this equation is the same as y, by default,

x= 70°
3 0
3 years ago
Other questions:
  • A skateboarding ramp is 12 in high and rises at an angle of 17 degrees. How long is the base of the ramp?
    14·2 answers
  • Which statements are true?
    7·1 answer
  • • A certain test consists of multiple-choice questions
    9·1 answer
  • Find the least common multiple of 15[[m]^[3]] and 12[[b]^[2]] .
    5·1 answer
  • What is the numerator called in a percent problem? What is the denominator called in a percent problem ?
    7·1 answer
  • In Minnesota, the current temperature is 35.7​ o​ F and is dropping 2.5​ o​ F every day. Greenland’s temperature is 25.2​ o​ F a
    5·1 answer
  • Which inequality is true when the value of x is -3?
    7·2 answers
  • Solve for X and Y thank u!
    5·1 answer
  • Help Urgent ! is it B or C I am not sure what to pick
    11·2 answers
  • R= 8.4 in<br> Calculate the diameter of the<br> circle.
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!