10th Grade Trigonometry Part I (Nikoleta Simeonova)

Reviewed by Editorial Team

The ProProfs editorial team is comprised of experienced subject matter experts. They've collectively created over 10,000 quizzes and lessons, serving over 100 million users. Our team includes in-house content moderators and subject matter experts, as well as a global network of rigorously trained contributors. All adhere to our comprehensive editorial guidelines, ensuring the delivery of high-quality content.

Learn about Our Editorial Process

| By ACS_Math

ACS_Math

Community Contributor

Quizzes Created: 6 | Total Attempts: 811

| Attempts: 110

Quiz Flashcard

Questions

Feedback

During the Quiz End of Quiz

Difficulty

Sequential Easy First Hard First

Share on Facebook Share on Twitter Share on Whatsapp Share on Pinterest Share on Email Copy to Clipboard Embed on your website

1/20 Questions

, . For and is true that:
- Cannot be defined.

About This Quiz

This 10th Grade Trigonometry Part I quiz, crafted by Nikoleta Simeonova, assesses understanding of trigonometric expressions. It challenges students to apply their knowledge in evaluating specific trigonometric values, enhancing their problem-solving skills in a focused academic context.

10th Grade Trigonometry Part I (Nikoleta Simeonova) - Quiz

2.

, . For and is true that:
- Cannot be defined.
Correct Answer

A.
3.

The value of the following expression is
Correct Answer

A.
4.

The value of the following expression is:
- 0
- 1
- -1
Correct Answer

A. -1

Explanation

The value of the expression is -1 because when you subtract 1 from 0, the result is -1.

Rate this question:
5.

The value of the following expression is:
- 2
Correct Answer

A. 2
6.

The value of the following expression is:
- 1
- Undefined
- 0
- -1
Correct Answer

A.
7.

The value of the following expression is:
- -1
- 1
- 0
Correct Answer

A. 1
8.

Define the value of the following expression .

Correct Answer
1

Explanation
The value of the expression is 1 because there is no operation or variable given in the question. Therefore, the expression is simply the number 1.

Rate this question:
9.

The following identity is true or false: ?
- True
- False
Correct Answer

A. False
10.

The following identity is true or false:
- True
- False
Correct Answer

A. True

Explanation

The given question asks if a certain identity is true or false. The answer provided is "True," indicating that the identity is indeed true. However, without any information about the specific identity mentioned in the question, it is not possible to provide a detailed explanation for why it is true.

Rate this question:
11.

The value of the following expression is:
- >0
- =0
- Cannot be defined.
Correct Answer

A.

Explanation

The given expression is a comparison between two values, 0 and 0. When comparing two equal values, the result is true, which can be represented as 1. Therefore, the value of the expression is 1.

Rate this question:
12.

The value of the following expression is:
- >0
- =0
- Cannot be defined.
Correct Answer

A.
13.

Simplify the expression: .

Correct Answer
2
14.

Simplify the expression: .

Correct Answer
-cotgx
15.

For any angle , the value of the expression is: (you can choose more than one option)
- 1
- -1
- Sinx+cosx
- -sinx-cosx
Correct Answer(s)

A. Sinx+cosx
A. -sinx-cosx

Explanation

The given expression is sinx+cosx and -sinx-cosx. For any angle, the value of sinx and cosx varies depending on the angle. Therefore, the value of sinx+cosx and -sinx-cosx will also vary depending on the angle. Hence, both options sinx+cosx and -sinx-cosx can be correct for any angle.

Rate this question:
16.

Simplify the expression: .

Correct Answer(s)
2
17.

(you can choose more than one option)
- 0.5
- -0.5
- 0
Correct Answer

A. 0.5

Explanation

The correct answer is 0.5 because it is the only positive value among the given options. Both -0.5 and 0 are negative or non-positive values, respectively.

Rate this question:
18.

If , what is the value of the expression ?
- Cannot be defined.
- -7
- 7
- 0
Correct Answer

A.

Explanation

The expression cannot be defined because the value of a number divided by zero is undefined in mathematics.

Rate this question:
19.

If , what is the value of the expression ?
- Cannot be defined.
- -2
- 2
Correct Answer

A.
20.

Simplify the expression:

Correct Answer
1