10a Pop Quiz 3Retake

Using the law of sine find the value of x?

• 35.1

• 36.1

• 15.5

• 25.4

Fill in the blanks:

You can use the _____ to solve a triangle if you know the measures of two angles and one side (AAS or ASA).

• Law of Sine

• Law of Cosine

• Law of Gravity

• Law of Tangent

Use the law of cosine

• 14.7m

• 17.9m

• 19.8m

• 21.8m

Which of the following formulas shows the Law of Cosines?

• c² = a² + b² - 4ac + cosA
• c² = a² - b² - 2abcosC
• c² = a² + b² - 2abcosC
• (cos A)/a = (cos B)/b

Find angle Z

• 20.145 degrees

• 71.232 degrees

• 51.055 degrees

• 57.713 degrees

Find the length of side AB.

• 10

• 8

• 6.1

• 4.9

• 18mm

• 21mm

• 12mm

• 9mm

Hilal purchased a sundial to use as a centrepiece of his garden. The radius of his sundial is 5.9 inches. Find the circumference of the sundial.

• 37inches

• 75 inches

• 95 inches

• 120inches

• 75 degrees

• 5 degrees

• 6 degrees

• 150 degrees

• 8.7 inches

• 9.2 inches

• 7.5 inches

• 12.1 inches