Angles in triangle add to 180 degrees
20x=180
x=9
Angle ABC is the top one
8x9=72
Answer:
This information tells me that f equals a number and 3 multiplied by the number that f equals is 16.
<u><em>Could I please have Brainliest?</em></u>
Answer:
-2x²+3x-6=0
Step-by-step explanation:
If it's quadratic :
Solution ax²+bx+c=0
-2x²+3x-6=0
Answer:
There were 45 questions.
Step-by-step explanation:
20 out of a hundred is one fifth. this one fifth of the test is nine questions. we want to find the whole number so we do 9 times 5 to get he other 80% which means 45 questions on the test.
