Name:_____________________________________
Geometry HWS 8-7 mixed practice
 You need to complete these problems and then
check the key on my website!
 Write your one page reflective portfolio 8 (use the outline on the
website)
1) Which statements describe the properties of a rhombus?
a. The diagonals are perpendicular.
b. The diagonals are congruent.
c. The diagonals bisect each other.
d. The diagonals bisect the angles
Choose:
1) a,b,c and d
2) a,c and d
3) a and c
4) b and d
2) Which property is not true for all parallelograms?
1.
2.
3.
4.
Opposite angles are congruent.
Consecutive angles are supplementary.
Opposite sides are congruent.
Diagonals are congruent.
3) A parallelogram must be a rectangle if the
1.
2.
3.
4.
diagonals are perpendicular
opposite angles are congruent
diagonals are congruent
opposite sides are congruent
4) Which quadrilateral has diagonals that always bisect its angles and also bisect each other?
1.
2.
3.
4.
rhombus
rectangle
parallelogram
isosceles trapezoid
5) The diagonals of a rhombus are 10 and 24. Find the perimeter of the rhombus.
6) The measures of angles A and B of parallelogram ABCD are in the ratio of 3 :7. Find the
measure of the larger angle.
7) EF is the median (mid-segment) of trapezoid ABCD.
BC = 2x - 8 and AD = 3x + 5 EF = 16. Find BC.
8) a) If AC= 20 and BE = 12, find BC in simplest radical form .
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b) If mABC  100 , find the measure of angle BAE.
9) What is the total number of diagonals of a nonagon?
10) What is the sum of the measures of the interior angles of a dodecagon?
11) What is the number of sides of a polygon if the sum of the measures of the
interior angles is 2160˚?
12) Find the measure of each interior angle of a regular dodecagon.
13) What is the number of sides of a polygon if each exterior angle measure 18˚?
14) Find the value of x and y.
15) Which set can represent the sides of a triangle?
1.
3,5,8
2. 2,5,10
3. 3,5,6
4. 1,1,3
16) Which set can represent the sides of a right triangle?
1.
3,5,7
2. 8,15,17
3. 5,12,15
4. 6,8,12
17) In triangle BUN, BU=3, UN =5 and BN =7, which is the smallest interior angle?
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