Answer:
5 7/10
Step-by-step explanation:
First, we need to round the number.
5.7
Now that we've rounded the number we can convert it to a fraction based on where the decimal is located.
5.7
|
v
Tenths
So, the decimal is in the tenths that means we have to put 7 over 10.
5 7/10
Hope this helps! :)
Answer:146
Step-by-step explanation:
X=56°
Because cos =90- sin

➳This number can be written in scientific notation as 1.86 times a power of 10.
Answer:
135
Step-by-step explanation:
because the amount of internal angles of a triangle is 180.
now, if you solve:
180-69-66=45
you'll find BAC.
if you want to find DAB you have to do:
180(DAC)-45(BAC)=135
Sorry for my English but I'm italian