12.4.2 Law of Cosines (SSS)

12.4.2 Law of Cosines (SSS)

9th - 11th Grade

7 Qs

quiz-placeholder

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12.4.2 Law of Cosines (SSS)

12.4.2 Law of Cosines (SSS)

Assessment

Quiz

Mathematics

9th - 11th Grade

Easy

Created by

Sean Sattler

Used 4+ times

FREE Resource

7 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Media Image

Find angle Z. Round to the nearest whole number. Do not use units.

Answer explanation

2.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Find the measure of the smallest angle in triangle ABC, if the side lengths are 6, 19, and 22. Round to 1 decimal place. Do not use units.

Answer explanation

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Use Law of Cosines to find angle T.

62.2°

53.1°

59.5°

64.7°

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Find the largest angle in a triangle with side lengths 30cm, 40cm, and 50cm.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What type of triangle has side lengths 7, 12, and 18 ?

Acute Scalene

Obtuse Scalene

Right

Obtuse Isosceles

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What type of triangle has side lengths 9, 14 and 227

Acute Scalene

Obtuse Scalene

Right

Obtuse Isosceles

This won't make a triangle.

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What type of triangle has side lengths 6, 11, 12.

Acute Scalene

Obtuse Scalene

Right

Obtuse Isosceles

This won't make a triangle.