5 hours because if you do 42 divided by 8 you get it so it would be
5tx8=42
Answer:
a is perpendicular to both b and c; the product of the slopes a and b or a and c is -1
Step-by-step explanation:
perpendicular slopes multiplied by each other would be -1
-1/3 * 3 for a and both other lines is -1
that means a is perpendicular to both b and c
Answer:
4x≥20
Step-by-step explanation:
x≥5
Multiply each side by 4
4x ≥4*5
4x≥20
Answer:
13 cm
Step-by-step explanation:
p^2 =169
Take the square root of each side
sqrt(p^2) = sqrt(169(
p = 13