Answer:
Number 3 is B
Step-by-step explanation:
Answer:
Irrational.
Step-by-step explanation:
π, or pi, is an irrational number. 3 times π would still be irrational, as its decimal never ends.
Answer: 480
Step-by-step explanation: I want to say take 60 and 8 and times them together which will give you 480. but then again if you take 60 and divide it by 8 you get 7.5 so if the answer is not 480 then it has to be 7.5.
Hope this helps :)
1990
that my answer please follow for help this
Answer:
7.
∠M=51°
8.∠ABC=125°
Step-by-step explanation:
when we extend one line of a triangle ,the external angle is equal to the sum of two opposite internal angles.
7.
151-2y=84+6y+3
151-2y=87+6y
151-87=6y+2y
64=8y
y=64/8=8
∠M=6y+3=6×8+3=48+3=51°
8.
20x-15=90+5x
20x-5x=90+15
15x=105
x=105/15=7
∠ABC=20x-15=20×7-15=140-15=125°
