Answer:
5*4 = 20
20 + 3 = 23
answer : 23
Step-by-step explanation:
Answer:

Step-by-step explanation:
To find the area of a triangle, we can use the formula of:

This formula comes from the area of a rectangle, because a triangle is half a rectangle.
Answer:
Hi i think that the answer is A
Answer:
The answer is (-4,9)
Step-by-step explanation:
When you reflect across y=-x the x and y coordinates switch places and change signs.