Answer:

Step By Step Explanation:
Simplify 

Rewrite Equation

Simplify 

If you have an angle and want to know its complement, you subtract it from 90 degrees. What angle, when subtracted from 90 degrees, gives the same value?
90 - x = x
The supplement of x is the angle that you add to x to make 180 degrees. In other words, 180 - x = the supplement of x.
Answer:
44,51
Step-by-step explanation:
It is cut off, but according to the Order of Operations [GEMS(A)\BOMDAS\PEMDAS etc.], parentheses are dealt with first:
(13,1 × 3) + 5,21 = 44,51
39,3
Just like whole numbers, you multiply the exact same way.
I am joyous to assist you anytime.
Answer: 1.25
Step-by-step explanation:
Answer:
B BC=EF
Step-by-step explanation:
You know that angle B=angle E and that angle C=angle F
You need to knows that segment BC=segment EF because they are between the known angles (ASA, Angle Side Angle).