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1. Find the next three terms in the sequence 800, -400, 200, -100, ___, ___, ___. 50, -25, 12.5. 2. In the figure name a line. D. E. A. B. AC CA. C. 3. What is the converse of this statement? All brown dogs like to chase balls. - PowerPoint PPT Presentation
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11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
Find the next three terms in the sequence 800, -400, 200, -100,
___, ___, ___
50, -25, 12.5
In the figure name a line.
AC CA
AB
C
DE
What is the converse of this statement?All brown dogs like to chase balls.
A
A) All dogs who like to chase balls are brown.B) Some white dogs like to chase balls.C) White dogs do not like to chase balls.D) Brown dogs like to chase cats.
What are the coordinates of the midpoint of segment
A(-3,3) and C(1,-2)
Midpoint (-1,1/2) or (-1, 0.5)
Ray AB and AE are opposite rays. Ray AC and AF are opposite rays. Name three
adjacent angles to angle DAE
Angles FAE, CAD, & BAD
C
D
BA
E
F
Find the measure of an angle that is
supplementary to angle XQZ
140
Find the value of x
47
Line AG is perpendicular to line CE, line AC is perpendicular to line BF and the point B is the midpoint of
line segment AC. Determine whether the statement is true or
false.1) Angle 3 is an acute angle.
2) Angles 2 and 3 are complementary.
1)False 2)False
Find the measures of angles 1, 2,
and 3.
Angle 1 = 60 Angle 2 = 40 Angle 3 = 80
Find the measure of each
numbered angle.
Angle 1 = 115 Angle 2 = 115 Angle 3 = 148 Angle 4 = 148
Find x so that line l will be parallel to
line m.
x = 10.25
Find the value of x.
x = 27
Identify the motion as a translation,
reflection, or rotation.
Reflection
Are the triangles congruent? If so,
state the congruence
theorem to explain why triangles are
congruent.
Yes, SAS
Are the triangles congruent? If so, state
the congruence theorem to explain why triangles are
congruent.
Yes, AAS
In triangle DEF, DG, EH, and FI
are medians. Find FG if GE = 8
FG = 8
Tell whether the bold segment looks like an
altitude, a perpendicular bisector,
both, or neither.
Perpendicular bisector
Find measure of angle ABC if
segment BD is an angle bisector of
angle ABC.
Angle ABC = 30
Determine whether each pair of right triangles is congruent by LL, HA, LA, or HL. If it is
not possible to prove that they are congruent, write not
possible.
Not possible
Find the value of w in the triangle. Round to the
nearest tenth, if necessary.
w = 17.9 mi
Replace (?) with <,>, or = to make statement true.Angle CGD (?) Angle DGE
Angle CGD > Angle DGE
Find the measure of
angle U.
Angle U = 62
List the sides in order from least
to greatest measure.
NF, MF, MN
Find x.
x = 68
In the figure, BD = 74 and
AE = 29. Find EC
EC = 29
Determine whether the quadrilateral is a parallelogram.
Yes
Find AC, AD, and the measure
of angle ABD.
AC = 24cm, AD = 14cm, and angle ABD = 59
Find the length of the median.
3.8 mi
Solve the proportion:8/14 = 12/a
a = 21
Determine whether each pair of polygons are
similar.
Yes Angles are congruent 6/3 = 7/3.5
Find the value of each
variable.
x = 4/3 and y = 2
Find the value of x
x = 15
Determine whether line DE is parallel
to line CB
no
Find the value of x
x = 15
The perimeter of triangle ABC is 24 feet. If triangle ABC is similar to
triangle LMN and the scale factor of triangle ABC to triangle LMN is 2:3, find the perimeter of triangle LMN.
Perimeter of triangle LMN is 36 feet
The measure of an exterior angle of a regular octagon is x+7. Find
x and the measure of each exterior angle of the octogan.
X = 38 and each exterior angle is 45
The height of a trapezoid is 9 centimeters. The bases are 8
centimeters and 12 centimeters long. Find the area.
Area = 90 sq cm
Find the area of the regular polygon. If
necessary, round to the nearest tenth.
Area = 16.5 sq m
Determine whether the figure has line symmetry. If it does, copy the figure and draw all
lines of symmetry. If not, write no.
In circle P, angle 2 = angle 1, measure of angle 2 = 4x+35, measure of angle 1 = 9x+5,
and segments BD and AC are diameters. Find measure of
arc AB.
Measure of arc AB = 62
Find the length of a chord that is 5 inches from the center of a
circle with a radius of 13 inches.
24 inches
Use circle O to find x. Length of CD is 16 in and the radius
is 10 in.
x = 6 in
Find the circumference of a circle with a radius of 34 mm. Round
your answer to the nearest tenth.Use at least 3 decimal places for
the value of pi.213.6 mm
In a circle with radius of 5 cm, find the area of a sector whose
central angle is 10 degrees. Round to the nearest hundredth.
2.18 sq cm
#3 rectangular prism #4 cylinder #5 tetrahedron or triangular pyramid
or Cube / Cylinder / Pyramid
Find the surface area of the solid. Round to nearest whole number.
Surface area = 471 sq cm
Find the volume of the solid and
round off to nearest tenth, if
necessary.
Volume = 1200 cu cm
Find the lateral area of the regular pyramid. Round to the nearest
hundredth, if necessary.
Lateral area = 192 sq ft
Find the volume of the solid. Round to nearest
whole number.
Volume = 134 cu cm
Find the surface area of the solid. Round to
the nearest hundredth, using pi = 22/7
Surface area = 314.29 sq cm
The objects are similar. Find the
ratio of their volumes.
Ratio = 343 / 125
Find the length of a diagonal of a square with sides 10
inches long.
Length = 10√2 in
One side of an equilateral triangle measures 6 cm. Find the measure of
an altitude of the triangle.
Altitude = 3√3
Find x to the nearest tenth.
x = 20 m
Write the x value in
calculator ready form.
x = 75 sin(42) meters
In circle Q, measure of angle ABC = 72 and
measure of arc CD = 46. Find measure of arc AD.
Arc AD = 98
In circle P, find x. Assume segments that appear tangent
are tangent.
x = 12
Find the measure of
angle 1.
Angle 1 = 22
In circle P, measure of angle A = 62 and measure of arc BD = 120. Find
measure of angle E.
Angle E = 58
In circle P, CE = 6, CD = 16, and
AB = 17. Find AE
AE = 12
Write the equation of a circle P based on the graph.
(x-1)2 + (y+3)2 = 16
What geometry tool do you use to measure an angle?
Protractor
In Burwell, Nebraska, the weather report said today’s high was 3
degrees Fahrenheit with a wind-chill factor of -10 degrees Fahrenheit. What
is the measure of the difference between the two temperatures?
13 degrees
8 units
Determine whether the statement is true or false. Explain your reasoning.
“If line segment AB is congruent to line segment BC and line segment BC is
congruent to line segment XY, then line segment AC is congruent to line
segment XY.”
False – line segment AB is congruent to line segment XY
Which quadrants do these points lie in: A(-2,2), B(4,-5),
and C(-3, -1)
A in quadrant 2 B in quadrant 4 C in quadrant 3
Name the angle four
ways.
1) Angle P 2) Angle 8 3) Angle OPQ 4) Angle QPO
Classify angles as acute, obtuse, or right.
1) angle JHI2) angle KHI3) angle MHI
1) Angle JHI is acute 2) Angle KHI is right 3) Angle MHI is obtuse
If measure of angle 3 = 45 and angle JLI = 20, then find the measure of
angle ILK
Angle ILK = 65
Find the slope of the
line.
Slope = 1/2
Classify triangle by its angles
and by its sides.
By angles – right By sides -- scalene
Identify the polygon by its sides and state
if its regular or not regular.
Octagon Not regular
Name two chords.
Chord AB Chord AD
Simplify. Leave in radical form.√5√30
5√6
Solve by graphing.
Solve by the substitution method:4x – 3y = -1
x + 1 = y
(x,y) = (2,3)
Solve the system by elimination.x + y = 7x – y = 9
(x,y) = (8,-1)
Solve this equation for x.3(x-2) = x + 8
x = 7
Simplify:x/3 + 2/5 =
(5x+6) / 15
Simplify:
2/3 + 1/61/4 + 5/12
10/8 or 5/4 or 1 ¼
Solve for variable x (x+1)/2 = 5/8
x = ¼ or 0.25