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
polet [3.4K]
4 years ago
8

What is point A (-9, -18) rotated 90° counterclockwise?

Mathematics
1 answer:
DedPeter [7]4 years ago
7 0

Answer:

(18, - 9 )

Step-by-step explanation:

Under a counterclockwise rotation about the origin of 90°

a point (x, y ) → (- y, x ), thus

A(- 9, - 18 ) → (18, - 9 )

You might be interested in
An oil spill spreads 25 meters every 1/6 hour. What is the area spill after 2 hours?
Scrat [10]
Since it’s 25 m ever 1/6 hour, it’s 150 m every hour, so it’s 300 m in two hours
7 0
4 years ago
Please help me it’s due in 12 minutes also pls explain why
Lisa [10]
Root 25 is the rational number as it equals 5
3 0
3 years ago
What is the answer to this
Vlad1618 [11]
Pretty sure its 7 because x should equal 1 and since there put together like that you'd times it do it should be 4 then add 3 and its 7
8 0
4 years ago
Lipika reads a book 7/4 hours everyday. She reads the entire book in 6 days. How many hours in all were required by her to read
enyata [817]

Answer:

7/4 x 6 = 1.75 x 6 = 10.5 hours (or) 10 1/2 hours

Step-by-step explanation:

The equation says it all.

6 0
3 years ago
Read 2 more answers
9 times x, divided by 4
snow_lady [41]

Answer:

\frac{9x}{4}

7 0
3 years ago
Other questions:
  • The expression (8 - 3 to the 2nd power - (5 - 2) to the 2nd power is equivalent to which of the following numerical expressions?
    14·1 answer
  • Help????? ummmmmmmmmmmmmmmmmm
    12·1 answer
  • What is the value of the expression x + (–y) when x = –3.8 and y = 1.7?
    14·2 answers
  • What is the length of chord VI in OC below?
    6·1 answer
  • What is the solution to the equation?<br> 13-+x=<br> x--67<br> x=-621<br> X= 20<br> x =21
    8·1 answer
  • Dividend and divisior with quotient 32000 using powers of 10
    11·1 answer
  • HELPPPPPP PLSSSSSS!!!!!!!!!!
    7·2 answers
  • (7+i)-(6-4i) whats this answer as a complex number in standard form.
    11·1 answer
  • Question 6
    6·1 answer
  • This is k 12 help,<br> please!!! for (100 points)
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!