Step-by-step explanation:
You need to know some geometry rules.
For example:
Angle sum of a triangle is equal to 180 degrees.
Straight line is equal to 180 degrees.
Other rules I have attached.
If you have any confusion over these I will be happy to answer your questions.
Answer:
A
Step-by-step explanation:
i stands for square root of negative 1. If you multiple i and square root of 23 you will end up with the original
Answer:
-2
5
Step-by-step explanation:
1.

2.

Answer:
in all he hit the target 50 times
Step-by-step explanation:
first week he hits 5
second week hits 15=5x3
third week hits 30=15x2
Answer:
1. Slope = -2
2. Slope = ⁴/3
3. Slope = -3
4. Slope = 1
Step-by-step explanation:
1. Using two points on the line, (0, 0) and (-1, 2):

2. Using two points on the line, (0, 0) and (3, 4):

3. Using two points on the line, (0, 0) and (-1, 3):

4. Using two points on the line, (0, 0) and (2, 2):
