Answer:72wz+17z+9w
Step-by-step explanation:
You multiply them together them add to simplify them.
Answer:
Composite
Step-by-step explanation:
Composite means having more than 2 factors
42
1, 42, 2, 21, 6, 7 are the factors therefore, it is composite
Answer:
2
Step-by-step explanation:
use your head
Answer:
44.1 mm^2
Step-by-step explanation:
The formula for a trapezoid is 1/2(b1 + b2)h
A= 1/2(12.5 + 8.5) 4.2
= 1/2x21x4.2
=44.1