Answer:
The answer is c
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
Answer:
x ≈ 18.9
Step-by-step explanation:
using the cosine ratio in the right triangle
cos19° =
=
( multiply both sides by 20 )
20 × cos19° = x , then
x ≈ 18.9 ( to the nearest tenth )
Given:

Sol:
Area of picture is:

If the cost $10 per square inch then price of 15 square inch is:

If the quadruple of dimension that mean:

So area is:

So price is:
If you don't mind being around fractions and decimals, then there are an
infinite number of possible rectangles with the perimeter of 14.
If you'd rather just stick with whole numbers, then there are three choices:
-- 1 unit by 6 units
-- 2 units by 5 units
-- 3 units by 4 units