Answer:
15
Step-by-step explanation:
D 19 in2
find the area of a square, width times height
then find the area of the triangle, width times height divided by 2
Answer:
f(x) 3x 10
Step-by-step explanation:
x = the number
the function = Three time a number plus 10.
f(x) = 3x + 10
- the type of pair is vertical angle.
- to find x:
-- vertical angles are equal.
4x + 10 = 5x - 1
10 = x - 1
x = 11