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
Taya2010 [7]
4 years ago
14

Please help

Mathematics
2 answers:
Verizon [17]4 years ago
8 0

Answer:

a + b = 90

90 - a = b

90 - 40 = b

50 = b

astraxan [27]4 years ago
5 0
Any angle with a square is a right angle (90°)
therefore
90-a = b.

90-40 = 50.
b = 50.

pls mark brainiest
You might be interested in
Solve for x. 3 x−1 = 9 x+2
Ratling [72]

3x − 1 = 9x +2

3x = 9x + 3

-6x = 3

x = -1/2

Hope this helps! ;)

5 0
4 years ago
Read 2 more answers
What is the ratio of the circumferences for two circles with areas 6pi m2 and 150pi m2?
kramer

Answer:

c

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Y - 4 = -2(x + 3)
Paraphin [41]

Answer:

(-3,4)

Step-by-step explanation:

Y - 4 = -2(x + 3)

Let x = -3

Y - 4 = -2(-3 + 3)

Y - 4 = -2(0)

Y -4 =0

Add 4 to each side

Y -4+4 =0+4

Y= 4

6 0
3 years ago
If A=5X^2+4X-6 and B=-2X^2+5X+9, then A-B equals
antiseptic1488 [7]

Answer: I promise to edit my answer, but can you please make a little more clearer to were i can understand? I am not exactly sure what "^" means...

Step-by-step explanation:

7 0
4 years ago
Help Please
eduard
I believe the answer is A<span />
4 0
3 years ago
Read 2 more answers
Other questions:
  • Solve for x: x - 15 = -30
    13·2 answers
  • What is the measure of AC? A. 5 units B. 13 units C. 26 units D. 39 units
    11·1 answer
  • Use the rules for multiplication by powers of 10 to calculate 20 x 100
    6·2 answers
  • Find the length of radius r.<br> 9.9<br> 13<br> 7
    8·1 answer
  • Mr.Hollins determines that he gives 800 dollers each month if he gives away 16percent of his budget how much is his overall budg
    11·1 answer
  • What is the quotiont 1.2 divided by 182.4
    12·2 answers
  • Is -2(x+y)+9=1 a linear function
    15·1 answer
  • I need help with question 20​
    13·1 answer
  • Write and solve an equation to find the value of x can someone please help me serious answers only
    7·2 answers
  • Angle JKL is a right angle. The measure of angle JKM is 25. The measure of angle MKL is x. What is the value of x?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!