Answer:
i
Step-by-step explanation:
In algerba, the square root of -1 is an imaginary number represented by the letter i.
Answer:
Step-by-step explanation:
You could do this one of 2 ways. First is to look at the graph and locate x = 0. That is the y-axis. ON the y axis, the cosine curve is at a y value of 1. Second way is to go to your calculator and, in degree mode, hit cos(0) and you'll see that it is 1.
I'm pretty sure the answer is A
Area of trapezoid = 1/2 (sum of parallel sides) × (perpendicular distance between them)
Area = 1/2 × (5.8+11.8) × 7.5
= 1/2 × 17.6 × 7.5
= 66 cm²
Answer:
10
Step-by-step explanation: