PART I – GEOMETRY OF SHAPE AND SIZE
Activity No. 1Undefined Terms
A. 1. T2. T3. T4. T5. T
B. 1. line segment
2. ray3. line4. plane5. ray
C. 1. line2. point3. plane4. collinear5. infinite
6. two7. three8. segment9. ray10. coplanar
Activity No. 2Angles
1. 43 º2. 47 º3. 35 º4. 25 º5. 30 º
6. 90 º7. 120 º8. 105 º9. 30 º10. 80 º
Activity No. 3Triangles
I. A.
1. RO
2.
OH3.
RH
B.
1. R
2. O
3. H C.
1. <R2
. <O
3. <H
II. 1. T2. T3. F4. T5. T
III. 1. Right triangle
2. Scalene triangle
3. Equilateral triangle
Activity No. 4Polygon
A. 1. non-convex2. convex3. convex4. non-convex5. non-convex
B. 1. hexagon2. A,B,C,D,E,F,G3. AB,BC,CD,DE,EF,FG,GA4. AE and BD5. AB and BC6. <A and <B; <F and <E7. <A and <E; <F and <B8. AB and FE; AB and ED9. AF, AE, BE, BD10. Yes, the polygon is regular
Activity No. 5Circle
A. 1. diameter2. chord3. radius4. secant line5. tangent line6. center
7. minor arc8. chord9. point of tangency10. major arc
B. 1. T2. T3. T 4. T5. F
C. 1. AB2. PW3. N4. P5. M6. FWC and
FAC
7. FC8. WFC and
WCA9. WB10. C
Activity No. 6Perimeter and Circumference
A. 1. 362. 643. 234. 465. 55
B. 1. 14.44 cm.2. 92.2 in.3. 39.56 in.4. 376.8 cm5. 190.60 cm
Activity No. 7Area of Polygon
1. 153.86 cm2. 312 inches3. 12 inches4. 180 m5. 14 m
Activity No. 8Surface Area of Solid
1. 24
2. 1003. 40.694. 60
Activity No. 9Volume of Solid
A. 1. 11.562. 1303. 267.954. 0.135. 162
B. 1. 880
2. 8.393. 113.04
liters4. 9.14 h5. 2700 liters
PART II – GEOMETRIC RELATIONS
Activity 10Measures of Line Segments
A. 1. 42. 23. 44. 45. 6
B. 1. 82. 83. 5.54. yes5. 25
Activity No. 11Angle Bisector
1. 902. 1203. 754. 90
Activity No. 12Angle Pairs
A. 1. <POH, <HOL, <LOF, <FOP2. <POC & <COF; <FOR & <ROL; <LOI & < IOH; <HOW & <WOP3. <COP & <IOL; <POW & <ROL; <WHO & < FOR; <HOI & <COF4. line PL & line FH5. <FOH & <POL
B. 1. 60; 302. 50; 403. 30; 604. 45; 455. 55; 35
C. 1. 30; 602. 36.1443. 33.75; 56.254. 45; 455. 72; 108
Activity No. 13Perpendicular Lines
A. 1. a. 100º b. 80 º c. 100 º d. 80 º
2. <2 & <4; <1 & <33. <2 & <1; <1 & <4; <4 & <3; <3 & <24. <2 & <1
B. 1. a. 90 º b. 62 º c. 90 º d. 28 º2. <RPB = <APS3. <BPA = <APS
Activity No. 14Angles Formed by Parallel Line Cut by
Transversal
A. 1. <8, <7, <1 & <22. <4, <5, <3, & <63. <5 & <3; <4 & <64. <7 & <1; <8 & <25. <8 & <7; <5 & <6; <4 & <3; <1 & <26. <8 & <6; <7 & <5; <4 & <2; <3 & <17. <7 & <6; <3 & <2; <8 & <5; <4 & <18. <8 & <7; <5 & <6; <4 & <3; <1 & <2; <2 & <3; <6 & <7; <8 & <5; <4 & <19. <8 & <7; <5 & <6; <4 & <3; <1 & <2; <2 & <3; <6 & <7; <8 & <5; <4 & <110. <6 & <3; <5 & <4
B. a. 6 f. 6b. 174 g. 6c. 174 h. 6d. 174 i. 168e. 174 j. 12
Activity No. 15Relations Among the Angles & sides of a
Triangle
A. 1. x2. /3. x4. /5. /
B. 1. a. 115 b. 652. a. 55 b. 503. a. 115 b. 65
4. a. 40 b. 1155. a. m<1= 50 b. m<2= 0 c. m<3 = 0 d. m<3 = 130
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