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Welcome! The Topic For Today Is…. CHAPTER 4. Topic 1: 200. Question: Answer The angle is 28⁰ !. Find the measure of P1. Back. Topic 1: 400. Question : Find x Answer X=4. Back. Topic 1: 600. Question: Answer Angle 1= 97⁰Angle 3= 62⁰ Angle 2= 83⁰.

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Welcome the topic for today is

Welcome!

The Topic For Today Is…


Chapter 4

CHAPTER 4


Topic 1 200

Topic 1: 200

  • Question:

  • Answer The angle is 28⁰ !

Find the measure of P1

Back


Topic 1 400

Topic 1: 400

  • Question:

    Find x

  • Answer

    X=4

Back


Topic 1 600

Topic 1: 600

  • Question:

  • Answer

    Angle 1= 97⁰Angle 3= 62⁰

    Angle 2= 83⁰

Find the measures of angles 1, 2 and 3

Back


Topic 1 800

Topic 1: 800

  • Question:

  • Find the measures of

    each numbered angle:

  • Answer

    Angle 1=140⁰ Angle 2=40⁰

    Angle 3=65⁰ Angle 4=75⁰ Angle 5=115⁰

Back


Topic 1 1000

Topic 1: 1000

  • Question:

  • Answer

  • 15⁰!

Back


Topic 2 200

Topic 2: 200

  • Question:

    Decide whether the statement is true or false. If it is false, replace the underlined word with a word that will make the statement correct

    “If the measures of two angles of a triangle are 62 and 93, then the measure of the third angle is 35.”

  • Answer

    False- 25⁰ is the correct angle

Back


Topic 2 400

Topic 2: 400

  • Question:

    Find x and the measure of each side of the triangle:

    ∆DEF is isosceles, D is the vertex angle,

    DE= x+7, DF = 3x-1, EF = 2x+5

  • Answer

    DE=11

    DF= 11

    EF=13 X=4

Back


Topic 2 600

Topic 2: 600

  • Question:

    In ∆RST, angle T is 5 more than angle R, and angle S is 10 less than angle T. What is the measure of each angle?

  • Answer

  • Angle R=60⁰ Angle S=55⁰Angle T=65⁰

Back


Topic 2 800

Topic 2: 800

  • Question:

    In ∆GHI, angle H is 20 more than angle G, and angle G is 8 more than angle I. What is the measure of each angle?

  • Answer

    Angle G=56, Angle H=76, Angle I=48

Back


Topic 2 1000

Topic 2: 1000

  • Question:

    In ∆PQR, angle P = angle Q, and angle R is 24 less than angle P. What is the measure of each angle?

  • Answer

    Angle P=68⁰ Q=68⁰ R=44⁰

Back


Topic 3 200

Topic 3: 200

  • Question:

    Which Postulate can you use to prove these triangles congruent?

  • Answer

  • SAS

Back


Topic 3 400

Topic 3: 400

  • Question:

  • Lines EH and DG bisect each other.

    How would you prove that these triangles are congruent?

  • Answer

  • SAS!

Back


Topic 3 600

Topic 3: 600

  • Question:

    Which triangles are

    congruent in the figure?

  • Answer

    ∆NMH= ∆HGN

    Or ∆HMN = ∆NGH

Back


Topic 3 800

Topic 3: 800

  • Question:

    Name the corresponding congruent angles and sides for the congruent triangles:

  • Answer

    Angle A ≅ Angle D

    Angle ABC ≅ Angle DCB

    Angle ACB ≅ Angle DBC,AB ≅ DC

    AC ≅ DB, BC ≅ CB

Back


Topic 3 1000

Topic 3: 1000

  • Question:

    ∆RST is isosceles with RS=RT, angle S≅angle MPS

    M, N, and P are midpoints of their sides

    NP ≅ MP.

    How will you prove that

    ∆SMP ≅ ∆TNP?

  • Answer

  • SAS or SSS

R

N

M

S

T

P

Back


Topic 4 200

Topic 4: 200

  • Question:

    How many triangles are there?

  • Answer

  • 8!

Back


Topic 4 400

Topic 4: 400

  • Question:

    Name the congruent angles and sides for

    ∆ABC≅ ∆DEF

  • Answer

    Lines: AB=DE, BC=EF,AC=DF

    Angles: A=D,B=E,C=F

Back


Topic 4 600

Topic 4: 600

  • Question:

  • Answer

    X= 34

    Y= 15Z= 142⁰

Find x, y, and z!

Back


Topic 4 800

Topic 4: 800

  • Question:

  • Determine whether ∆EFG ≅∆MNP given:

    E(-4,-4), F(-2,1), G(-2,-3)

    M(4,-4), N(2,1), P(2,-3) & show how!

  • Answer

    YES!

Back


Topic 4 1000

Topic 4: 1000

  • Question:

  • Answer

    Angles CFD=60⁰ ABF=70⁰ AFB=55⁰ A=55⁰

Measure of angles:

CFD

ABF

AFB

A

Back


Topic 5 200

Topic 5: 200

  • Question:

    Point H is at (5,2) and point K is at (7,10)

    What is the slope of Line HK?

  • Answer

    4!

Back


Topic 5 400

Topic 5: 400

  • Question:

    Write the equation for a line with a slope perpendicular to the line y=3x+5

  • Answer

    y=-1/3x+5, anything with -1/3 as the slope of the line!

Back


Topic 5 600

Topic 5: 600

  • Question:

  • 3 + 6

  • Answer

  • 12!

Back


Topic 5 800

Topic 5: 800

  • Question:

    Write an equation in slope intercept form for the line that satisfies the following conditions:

    Perpendicular to y=-4x+1, contains the point (-3,1)

  • Answer

    y=1/4x+7/4

Back


Topic 5 1000

Topic 5: 1000

  • Question:

    How would you properly name this plane??

  • Answer

    Plane DBE or Plane R

Back


Bonus question

Bonus Question

  • Question:

    ∆ABC is isosceles, ∆DCE is

    equilateral, ∆FCG is

    isosceles. Find the measures of

    the five numbered angles at

    vertex C.

  • Answer

    Angle 1=18⁰, Angle 2=17⁰, Angle 3=26⁰

    Angle 4=17⁰, Angle 5=18⁰…how to check?

Back


Daily double

Daily Double

The Winner Of The Last Round

Write Down How Much Money

You Are Willing To Risk

If You get the Question write you win that money

If you get it wrong you Loss the money!


Daily double1

Daily Double

The Winner Of The Last Round

Write Down How Much Money

You Are Willing To Risk

If You get the Question write you win that money

If you get it wrong you Loss the money!


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