The cosine of an angle in an isosceles right triangle is always √(2) / 2.
Sir, there should be a polygon displayed, we can’t just get the answer out of the blue.
Answer:
x= -(d-a)/(b+c)
Step-by-step explanation:
Move all terms to the left side and set equal to zero. Then set each factor equal to zero
Answer:
It has the same shape and angels as a trapezoid therefor it is a trapezoid
Step-by-step explanation: If u dont believe me, look for a pic of a trapezoid on google
2. 3. 5. are correct
1. and 4. are actually interchanged