Answer:
Step-by-step explanation:
hello :
The circumference of the circle is 20π inches
The length of the arc is (72/360)×20π = 12.6 inches
(The complete circumference would cover 360°. Angle ALB is 72°)
356 p-by-step explanation:
Answer:
5/12
Step-by-step explanation:
There are 12 letters in the word "mathematical", five of which (a, e, a, i, a) are vowels, so there's a 5/12 chance you select a vowel from the bag.
The ball has Kinetic energy because it's in motion.
-8n+7=31
-8n+7-7=31-7
-8n=31-7
-8n=24
-8n÷(-8)=24÷(-8)
n=24÷(-8)
n=-24÷8
n=-3