Mathematics Specification A - 4MA1 PearsonEdexcel

Polygons

Muhtasari

Polygons range from the humble triangle to shapes with dozens of sides. Understanding their angle properties, symmetry and naming conventions opens the door to multi-step geometry questions that combine several rules at once.

You will learn the properties of common quadrilaterals, calculate interior and exterior angles of regular polygons, and understand what it means for two shapes to be congruent. These facts are tested regularly on both papers.

Malengo

  1. Recognise and give the names of polygons
  2. Understand and use the term 'quadrilateral' and the angle sum property of quadrilaterals
  3. Understand and use the properties of the parallelogram, rectangle, square, rhombus, trapezium and kite
  4. Understand the term 'regular polygon' and calculate interior and exterior angles of regular polygons
  5. Understand and use the angle sum of polygons
  6. Understand congruence as meaning the same shape and size
  7. Understand that two or more polygons with the same shape and size are said to be congruent to each other

Maelezo ya Somo

Floor tiles, road signs, honeycomb cells: polygons surround us. Each polygon is a closed, flat shape made of straight sides, and its properties depend on the number of sides it has.

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Tathmini ya Somo

Hongera kwa kukamilisha somo la Polygons. Sasa kwa kuwa umechunguza dhana na mawazo muhimu, ni wakati wa kuweka ujuzi wako kwa mtihani. Sehemu hii inatoa mazoezi mbalimbali maswali yaliyoundwa ili kuimarisha uelewaji wako na kukusaidia kupima ufahamu wako wa nyenzo.

Utakutana na mchanganyiko wa aina mbalimbali za maswali, ikiwemo maswali ya kuchagua jibu sahihi, maswali ya majibu mafupi, na maswali ya insha. Kila swali limebuniwa kwa umakini ili kupima vipengele tofauti vya maarifa yako na ujuzi wa kufikiri kwa makini.

Tumia sehemu hii ya tathmini kama fursa ya kuimarisha uelewa wako wa mada na kubaini maeneo yoyote ambapo unaweza kuhitaji kusoma zaidi. Usikatishwe tamaa na changamoto zozote utakazokutana nazo; badala yake, zitazame kama fursa za kukua na kuboresha.

  1. The sum of the interior angles of a hexagon is: A) 540 B) 720 C) 900 D) 1080 Answer: B
  2. Each exterior angle of a regular polygon is 60 degrees. How many sides? A) 4 B) 5 C) 6 D) 8 Answer: C
  3. Which quadrilateral has diagonals that bisect each other at right angles and are not necessarily equal? A) Rectangle B) Rhombus C) Trapezium D) Kite Answer: B
  4. A regular polygon has an interior angle of 140 degrees. How many sides? A) 7 B) 8 C) 9 D) 10 Answer: C
  5. Two shapes are congruent if they: A) Have the same angles only B) Have the same shape and size C) Have the same number of sides D) Have the same perimeter Answer: B

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Pakua programu ya Green Bridge CBT kwenye simu yako au kompyuta yako ili kupata maelezo kamili ya masomo, maswali ya mazoezi, na mengi zaidi.

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Inapatikana kwenye programu ya Green Bridge

Pakua programu ya Green Bridge CBT kwenye simu yako au kompyuta yako ili kupata maelezo kamili ya masomo, maswali ya mazoezi, na mengi zaidi.

Maelezo kamili ya masomo yenye michoro
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Soma bila mtandao, wakati wowote, mahali popote
Inapatikana kwa Android, Windows, macOS, na Linux

Fanya Mazoezi ya Maswali ya Majaribio

Ungependa kufanya mazoezi ya maswali ya majaribio kuhusu Polygons? Pakua programu ya Green Bridge CBT ili kupata maswali ya majaribio na tathmini kamili za mazoezi kuhusu mada hii.

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