Answer:
441
Step-by-step explanation:
x^2 + 42x + c
Take the coefficient of x
42
Divide by 2
42/2 = 21
Square it
21^2 =441
This is the value of c
Answer:
The last answer choice is correct, I am pretty sure.
Just go on the calculator (like Desmos) and just use the decimals to determine which one is true.
Sorry I don't have enough time to deal with this problems, I believe that by using this formula you will easily come out with your answer. In the first one that has all sides you must use the law of cosines. Here is the formulas . Keep it because it is very helpful
The last statement is true based on the information in the table
Answer:
1. Definition of parallelogram
Step-by-step explanation:
1. Definition of parallelogram
2. Angle Congruence Postulate
3. m<2 + m<3 =180
4. m<1 + m<3 =180
5. Definition of supplementary