 UPSKILL MATH PLUS

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### Theory

 1 Recall about quadrilateral 2 Types of quadrilaterals and its properties 3 Parallelogram theorem-I, II 4 Parallelogram theorem-III, IV, V 5 Circumcentre, circumcircle, circumradius and orthocenter of triangle 6 Construct circumcentre of a triangle 7 Construct a orthocentre of a triangle

### Textbook Questions

 1 Multiple choice question I Difficulty: easy 2 2 Multiple choice question II Difficulty: easy 2 3 Multiple choice question III Difficulty: easy 2 4 Two marks exercise problems I Difficulty: medium 4 5 Five marks example problems I Difficulty: hard 0 6 Five marks example problems II Difficulty: hard 0 7 Five marks example problems III Difficulty: hard 0 8 Five marks example problems IV Difficulty: hard 0 9 Five marks exercise problems I Difficulty: hard 0 10 Five marks exercise problems II Difficulty: hard 0 11 Five marks exercise problems III Difficulty: hard 6 12 Five marks exercise problems IV Difficulty: hard 5 13 Five marks exercise problems V Difficulty: hard 5 14 Five marks exercise problems VI Difficulty: hard 5 15 Five marks exercise problems VII Difficulty: hard 0 16 Five marks exercise problems VIII Difficulty: hard 0 17 Five marks exercise problems IX Difficulty: hard 0 18 Five marks exercise problems X Difficulty: hard 0 19 Five marks exercise problems XI Difficulty: hard 0 20 Five marks exercise problems XII Difficulty: hard 0 21 Five marks exercise problems XIII Difficulty: hard 0 22 Five marks exercise problems XIV Difficulty: hard 0 23 Five marks exercise problems XV Difficulty: hard 0

### Practice Questions

 1 Classify quadrilaterals Difficulty: easy 1 2 Predict the quadrilateral is in given shape Difficulty: easy 1 3 Check the quadrilateral is a parallelogram or not Difficulty: easy 2 4 Determine the length of its two sides Difficulty: easy 2 5 Find the interior angle of the rectangle Difficulty: medium 3 6 Find the unknown value Difficulty: medium 3 7 Evaluate the unknown equal angles in isosceles triangle Difficulty: medium 4 8 Find angles measure in parallelogram Difficulty: medium 4 9 Determine the angle of parallelogram Difficulty: medium 3 10 Find the unknown angle if other two angles are given Difficulty: medium 3 11 Determine the unknown angle in the right triangle Difficulty: medium 3 12 Determine the length of all sides Difficulty: hard 4 13 Express the interior angle of the parallelogram Difficulty: hard 4 14 Determine the required angles Difficulty: hard 4 15 Calculate the interior angles of parallelogram Difficulty: hard 4 16 Estimate the unknown angle Difficulty: hard 5 17 Find two unknown angles for the given angle ratio Difficulty: hard 4

### Key Questions for School Exam Preparation

 1 Find the angles of a quadrilateral Difficulty: medium 2 2 Calculate x and y angles. Difficulty: hard 5 3 Find the length of 'd' Difficulty: hard 5

### Tests

 1 Training test I Difficulty: medium 11 2 Training test II Difficulty: medium 9 3 Training test IV Difficulty: medium 4 4 Training test VII Difficulty: medium 8

### Teacher manual

 1 Methodical recommendation