Answer:
80% markup
Step-by-step explanation:
Scientific notation is a way of expressing a number as a number between 1 and to multiplied by a power of 10.
Answer:
Obtuse
Step-by-step explanation:
acute is below 90° and a triangle adds up to 180° so it would have to be obtuse
Answer:
The scale factor is 3
Step-by-step explanation:
The width of A is 1, the width of B is 3
the length of A is 3, the length of B is 9 so the scale factor from A to B is 3