Ask questions and get helpful responses.

math geometry

1. Find the missing angle measure in the figure.
Graphic
140
123
121
142
2. What is the sum of the measures of the angles of a regular nonagon? What is the measure of each angle in the nonagon?
2,520°; 280°
1,440°; 160°
1,260°; 140°
none of these
3. Identify ∠4 and ∠5 as corresponding, alternate interior, or neither.
Graphic
corresponding
alternate interior
neither
4. Explain why ΔADB ≅ ΔCDB. List the other corresponding parts.
Graphic
SAS, ∠A ≅ ∠C, AB-segment ≅ CB-segment, ∠ABD ≅ ∠CBD
SAS, ∠A ≅ ∠C, AD-segment ≅ CD-segment, ∠BDA ≅ ∠BDC
SSS, ∠A ≅ ∠C, ∠ABD ≅ ∠CBD, ∠ADB ≅ ∠CDB
ASA, ∠A ≅ ∠C, AB-segment ≅ CB-segment, AD-segment ≅ CD-segment
5. Classify the quadrilateral in as many ways as possible.
Graphic
quadrilateral, parallelogram, rhombus
quadrilateral, parallelogram
rectangle, quadrilateral
trapezoid, quadrilateral
6. Find the area of the circle with a radius of 17 cm. Round to the nearest tenth.
106.8 cm2
1,815.8 cm2
53.4 cm2
907.9 cm2
7. You want to construct a segment XY-segment congruent to segment AB-segment. The first step is
Put the point of your compass on point A.
Measure the length of AB-segment.
Construct a ray with endpoint X.
none of these.
8. Find the area of the figure. Round to the nearest tenth.
Graphic
12.3 m2
20.6 m2
24.6 m2
18.6 m2
9. Which drawing shows the construction of a perpendicular bisector that is congruent to the solid line segment?
Graphic
Graphic
Graphic
Graphic
10. Find the missing angle measure in the figure.
Graphic
242
301
116
59
11. If a and b are parallel lines and m∠3 = 139°, what is the measure of ∠8?
Graphic
139°
90°
41°
180°
12. Find the area of the polygon.
Graphic
28 dm2
187 dm2
88 dm2
93.5 dm2
13. Which triangle is not necessarily congruent to the others?
Graphic
Graphic
Graphic
Graphic
14. Find the diameter of a circle to the nearest tenth when the circumference is 83 m.
26.4 m
130.4 m
52.8 m
260.8 m
15. Find the circumference of the circle with a radius of 3.2 cm. Round to the nearest tenth.
20.1 cm2
20.1 cm
10.1 cm
10.1 cm2
16. Find the area of the polygon.
Graphic
64.9 ft2
129.8 ft2
27.9 ft2
33.8 ft2
17. In the figure, m∠AED = 109°. Which statement is false?
Graphic
∠AEB and ∠DEC are congruent angles.
m∠AEB = 71°
m∠BEC = 109°
∠BEC and ∠CED are vertical angles.
18. Identify ∠7 and ∠4 as corresponding, alternate interior, or neither.
Graphic
corresponding
alternate interior
neither
19. Determine whether the pair of triangles is congruent. Explain.
Graphic
yes, SAS
yes, ASA
yes, SSS
no
20. The two triangles are congruent. Find the missing side lengths and angle measures.
Graphic
d = 4.5 ft; e = 25°; f = 65°; g = 90°; h = 4.5 ft
d = 4.5 ft; e = 25°; f = 90°; g = 65°; h = 10.5 ft
d = 9.5 ft; e = 25°; f = 90°; g = 65°; h = 10.5 ft
d = 4.5 ft; e = 25°; f = 90°; g = 65°; h = 4.5 ft

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩
  1. practice test so please give me the answers so ik them and so i can study them

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
  2. >wink wink<
    How about you show some work for us to analyze?
    If it's test time, you must have studied this material.

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩

Respond to this Question

First Name

Your Response

Still need help? You can ask a new question.