Answer:
C. ∠SOE and ∠DOA
D. ∠EOA and ∠DOS
Step-by-step explanation:
Vertical angles are congruent angles.
From the given figure, the vertical angles are...
∠SOE and ∠DOA
∠EOA and ∠DOS
<u>---------------------------</u>
Answer:
15
Step-by-step explanation:
Joyce reserved number 1 for herself
Of all the possible combinations,
1 and 15 is a perfect match for a perfect square
So,Joyce dinner partner was number 15.
Answer:
2:1
Step-by-step explanation:
The original ratio is 4:2. Divide both sides by 2. Then you get 2:1.
Each X and Y in the equations don't have a number in front of them so they are all considered 1.
D = 1*(-1) - 1*(-1) = -1 -1 = -2
The answer is -2
