If a number is divisible by 10, then it ends in zero
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Identify the hypothesis & conclusion. Write the converse, inverse and contrapositive of the conditional • If a number is divisible by 10, then it ends in zero Converse: If it ends in zero, then a number is divisible by 10 Inverse: If a number is not divisible by 10, then it does not end in zero C-P: If it does not end in zero, then a number is not divisible by 10
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Identify the hypothesis & conclusion. Write the converse, inverse and contrapositive of the conditional. If a number is divisible by 10, then it ends in zero Converse: If it ends in zero, then a number is divisible by 10 - PowerPoint PPT Presentation
Transcript of If a number is divisible by 10, then it ends in zero
Identify the hypothesis & conclusion.Write the converse, inverse and contrapositive
of the conditional• If a number is divisible by 10, then it ends in
zeroConverse: If it ends in zero, then a number is
divisible by 10Inverse: If a number is not divisible by 10, then
it does not end in zeroC-P: If it does not end in zero, then a number is
not divisible by 10
Write a conditional statement from the following.
If it is a blue jay, then it is a bird.
a. Name 3 collinear points APB or CPD or JDK
b. 3 non-collinear points APC or ABC or PDJ or APD, etc
c. 4 coplanar points APBC –CPDB – ACBD--APDB
d. Four non-coplanar points APCJ APCK APDJ APDK etc
e. Two lines that intersect CD AB or JD
f. The intersection of JK and plane R point D
1. Two opposite rays.CB & CD
3. The intersection of plane N and plane T. Line BD or line BC or line CD
4. A plane containing E, D, and B. plane T
2. A point on BC. B, C or D
•Find x, DE, and DF. Show all work!
3x -1 +13 = 6x
X=4, DE =11, DF = 24
mDEG = 115°, and mDEF = 48°. Find mFEG
mFEG = 67◦
KM bisects JKL, mJKM = (4x + 6)°, and mMKL = (7x – 12)°. Find mJKM.
4x+6 = 7x – 12X = 6mJKM =30
A = 77B = 52C=77D = 51
A = 90B = 163C=17D = 110E= 70
Find the coordinates of the midpoint of PQ with endpoints P(–8, 3) and Q(–2, 7).
(-5, 5)
Use the Distance Formula to find the distance, to the nearest tenth, from R to S.
R(3, 2) and S(–3, –1)
yyxxd 22
D = 3.754
Identify each of the following.1. a pair of parallel segments AD//CB
2. a pair of skew segments AD skew CG
3. a pair of perpendicular segments AB BF
4. a pair of parallel planes
Top & bottom – ABCD & EFGHRight & leftFront & back
Give an example of each angle pair.
A. corresponding angles 1 & 3, 2 & 4, 5 & 7, 6 & 8 B. alternate interior angles 2 & 7, 6 & 3C. alternate exterior angles 1 & 8, 5 & 4D. same-side interior angles 2 & 3, 6 & 7
Graph each pair of lines. Use their slopes to determine whether they are parallel, perpendicular, or neither.
GH and IJ for G(–3, –2), H(1, 2), I(–2, 4), and J(2, –4)
GH = 2 IJ = -2
Classify each triangle by its angles and sides. Find the side lengths of the triangle.
X = 929, 29, 23ACUTE, ISOSCELES
1. MNQ equilateral, equiangular 2. NQP scalene, obtuse3. MNP scalene, acute
1. Find mABD.
2. Find mN and mP.
X= 54MABD = 124
X=5; 75, 75
Find mN.
Y = 8, 48
Y = 18, 84 each side
1. Given that mABD = 16°, find mABC.
2. Given that mABD = (2x + 12)° and mCBD = (6x – 18)°, find mABC.
1. 162. X= 7.5 54
Use the diagram for Items 3–4.
3. Given that FH is the perpendicular bisector of EG, EF = 4y – 3, and FG = 6y – 37, find FG.
Y = 17, 65
4. Given that EF = 10.6, EH = 4.3, and FG = 10.6, find EG.
8.6
N = 16
1. Write the angles in order from smallest to largest.
2. Write the sides in order from shortest to longest.
1. C, B, D
2. DE, EF, DF
Given: QP bisects RQS. QR QSProve: ∆RQP ∆SQP
ReasonsStatements
1. Given
3. RQP SQP 3. dfn bisector4.QP QP 4. reflexive5.∆RQP ∆SQP 5. SAS
2. Given2. QP bisects RQS
1. QR QS
Given: PN bisects MO, PN MO
Prove: ∆MNP ∆ONP
Stmt reason
1. PN bisects MO, PN MO given
2. MN NO Definition of bisect
3. ∆MNP & ∆ONP are right s Defn of right triangle
4. PN PN Reflexive property
5. ∆MNP ∆ONP HL
