Answer:
The angle between the two blades is 120 degree.
Step-by-step explanation:
number of blades = 3
The blades are equally spaced.
The total angle around a circle is 360 degree.
So, the angle between the two blades is given by

Numbers divided by 5 is anything that ends in 0 or 5
Step-by-step explanation:
we want to find the hypotenuse
soh cah toa
he have hypotenuse and opposite
soh
sin 20 = H/4
can u do the rest and put answer in comments please mark brainest
-4+5 equals 1 because on a number line -4 is left of 0, and positive 5 is right of 0. So therefore moving from -4 5 spaces right would put you at (pos) 1.
Jack should invest $8400 in the CD account and $3600 in the savings account.
Step-by-step explanation:
Jack wants to earn 7.5% interest per year. That implies he wants to earn
7.5/100*12000 per year i.e $900 per year.
Lets assume he invests X amount in the savings account. That leaves 12000-X to be invested in the CD account.
That implies,

=> 
=> 
=> X = 3600