Answer:
cos 23 = x/7.8
Step-by-step explanation:
> and = with line through it
<span>To solve this question, you must divide the trapezoid into a rectangle and two right triangles. Using the Pythagorean Theorem, you would calculate the height of the triangle which is 4. The dimensions of the rectangle are 5 and 4, hence the area will be 20.</span>
Answer
by interval notation answer would be: (-∞,∞)
Step-by-step explanation:
