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Review for Chapter 7, 8 and Arc Length Test
Name:______________________________
1 A tree 18 feet tall casts a shadow which forms an angle of 50° with the ground. How long is the shadow to the
nearest hundredth?
2 Find the measure of Angle B
3 Find sin P, cos P, tan P.
4 Find the value of x, to the nearest whole number. (not drawn to scale)
5 A 120 ft string attached to a kite makes a
nearest tenth?
angle with the ground. What is the height of the kite to the
CHAPTER 8 REVIEW
6 A regular pentagon has five congruent interior angles.
What is the measure of each interior angle? What is the measure of each exterior angle in a regular pentagon?
Find the measure of an interior angle and the measure of an exterior angle for the regular polygon.
7 20-gon
8
31-gon
Find the value of x
9
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10 The trapezoid below has a base of 35 and a base of 15. Find the length of the mid-segment.
Arc Length Review
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11 A circle has a radius of 2 feet. An arc makes a 100
degree angle. Find the length of the arc.
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13 An arc of a circle is 3 cm long and makes a 40
degree angle. What is the radius of the circle?
12 An arc of a circle is 80 meters long and makes a
20 degree angle. What is the circumference of the
circle?
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14 A pizza has a 15 inch diameter. One slice of pizza
makes a 45 degree arc. What is the length of the
arc the crust makes?
15 A door 3 foot wide opens 65 degrees. What is the
length of the arc the door makes?
Quadrilateral Properties Review:
Name:_________________________________________
A whole lot of true or False: You need to be able to answer these questions for the test‼
True or False:
1.
Consecutive angles in a parallelogram are always supplementary.
2.
All parallelograms are quadrilaterals.
3.
All rectangles are squares.
4.
All quadrilaterals are parallelograms.
5.
All quadrilaterals are squares.
6.
The diagonals of a parallelogram always congruent.
7.
The diagonals of a parallelogram always bisect each other.
8.
The diagonals of a parallelogram are always perpendicular.
9.
Every rectangle is a parallelogram.
10.
All squares are rectangles.
11.
All squares are rectangles.
12.
Every kite is a rhombus.
13.
Every rhombus is a quadrilateral.
14.
Some rhombuses are rectangles.
15.
Every parallelogram is a rhombus.
16.
Every square is a parallelogram.
17.
Some rhombuses are rectangles.
18.
If a quadrilateral is a square, then it is a parallelogram.
19.
All squares are rectangles.
20.
If a quadrilateral is a parallelogram, then it is a kite.
21.
A rhombus has no parallel sides.
22.
A kite has no parallel sides.
23 List the quadrilaterals that have 4 congruent sides:
24. List the quadrilaterals that have only two congruent sides:
25 List the quadrilaterals that have 4 congruent angles:
26. List the quadrilaterals that have only two parallel sides: