The supplement of 89° is the angle that when added to 89° forms a straight angle (180° ).
X = 7/12 or another way x= 0.583
The area of a triangle is the height of the triangle x base x 1/2 (0.5), which applied to the question, is 6 x 12 x 1/2. The answer is 36 sq. units.
Answer:
(a) Equation:
(b) 7.5 gallons
Step-by-step explanation:
Given
Current Gas = 10 gallon
Every Hour = -1.25 gallon
Solving for (a): An equation for the scenario
This question represents an Arithmetic Progression and will be solved using the following formula:
Where
Substitute these values in the formula
Collect Like Terms
Solving for (b): In this case, n - 3
Substitute 3 for n in
<em>7.5 gallon of gas left</em>