If possible, solve the system below by the method of substitution. Use the graph to check the solution.
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
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The bar graph below represents various colors of cars sold. Use the graph to answer the question(s). 
Which color sold over 50,000 cars?
A. White B. Silver C. Tan D. Red
Mathematics
Provide an appropriate response.Let ABC be a triangle, and let M be the midpoint of side 
. If 
is perpendicular to 
, prove that triangle ABC is an isosceles triangle.
What will be an ideal response?
Mathematics
Are these fractions equal?
and 
A. No B. Yes
Mathematics
Use the Half-angle Formulas to find the exact value of the trigonometric function. cos 22.5°
A. 
B. - 
C. - 
D. 
Mathematics