Geometry and Trigonometry Concepts

Geometry and Trigonometry Concepts

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers closure problems 132 and 133, with 134 to 138 assigned as homework. It begins with an introduction to the problems and their significance in reviewing chapter 8. The first problem involves calculating the area of a dodecagon and a circle to determine which color has more area. The second problem involves graphing points to identify a quadrilateral, with a focus on understanding coordinates and evaluating slopes and side lengths.

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the video tutorial?

Exploring physics concepts

Learning about calculus

Understanding closure problems

Solving algebraic equations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which problems are covered in the video lesson?

Problems 134 and 135

Problems 132 and 133

Problems 136 and 137

Problems 130 and 131

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the shape of the clock in the classroom?

Octagon

Dodecagon

Pentagon

Hexagon

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the radius of the green circle on the clock?

11 cm

9 cm

7 cm

14 cm

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the central angle of the dodecagon calculated?

360 divided by 10

360 divided by 12

360 divided by 14

360 divided by 16

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What trigonometric function is used to find the base of the triangle in the dodecagon?

Cotangent

Tangent

Cosine

Sine

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the area of one triangle in the dodecagon?

52.36 cm²

50.24 cm²

54.78 cm²

48.94 cm²

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