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Week 3
1. Question : Find the circumference and area of the circle if d = 30. Use p = 3.14.
2. Question : Find the vertex of the parabola.
y = -4x2 - 16x - 11
3. Question : Find the domain and range of the relation, and state whether or not the relation is a function.
{(3, 9), (3, 10), (3, 11), (3, 12)}
4. Question : Which quadrilateral is a rhombus?
5. Question : The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend.
6. Question : The triangles in the figure below are similar. Use the proportional property of similar triangles to find the measure of x.
7. Question : Find the coordinates of the x-intercept.
-x + 5y = -15
8. Question : Write the equation in the slope-intercept form.
4x - 10y = 11
9. Question : Adult tickets for a play cost $19 and child tickets cost $17. If there were 36 people at a performance and the theatre collected $646 from ticket sales, how many children attended the play?
10. Question : Determine whether or not the network is traversable.
11. Question : Identify angles 6 and 7 as alternate interior, alternate exterior, corresponding, or vertical.
12. Question : Find the domain and range of the relation, and state whether or not the relation is a function.
{(1, 4), (1, 5), (1, 6), (1, 7)}
13. Question : Classify the angle as acute, right, obtuse, or straight.
14. Question : In triangle ABC, angle C is a right angle. Find the measure of angle B if side b = 105 m and side c = 139 m.
15. Question : A tree which is 93 feet tall casts a shadow of 26 feet. Find the angle of elevation of the sun.
16. Question : Find the coordinates of the x-intercept.
2x + y = -6
17. Question : Determine whether or not the network is traversable.
18. Question : Find the slope of the line passing through the points (0, -4) and (-6, 7).
19. Question : Find the domain and range of the relation, and state whether or not the relation is a function.
{(7, 2), (8, 2), (9, 2), (10, 2)}
20. Question : Find the vertex of the parabola.
y = -2x2 + 12x - 13
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