Grade 9 MATH QUIZ BEE

Who is the father of Geometry?

• Pythagoras

• Rene Descartes

• Euclid

• Archimedes

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

A rhombus has diagonals of lengths 10 and 24.

What is its area?

• 120

• 240

• 480

• 960

Tags

CCSS.6.G.A.1

2. Find the value of k that will make x² + 16x + k a perfect square?

• 8

• 64

• 16

• 32

Tags

CCSS.HSA-REI.B.4B

3. What is the value of "b" in the equation x² - 36 = 0?

• 0

• 1

• -9

• -36

Tags

CCSS.HSA-REI.B.4B

5. What is the sum of the roots of 8x² - 16x + 48?

• 2

• -2

• 3

• -3

Tags

CCSS.HSA-REI.B.4B

6. If 5 men make a car in 5 days, then how

many days will 10 men take to make 2 cars?

• 2.5 days

• 5 days

• 10 days

• 15 days

Tags

CCSS.6.RP.A.3B

7. The ratio of girls: boys in a school is 5:7.

If there are 525 girls, how many boys are there?

• 375

• 525

• 625

• 735

8. In an isosceles trapezoid, the lengths of the

diagonals are 3x + 2 and 5x -8.

Find x.

• 3

• 5

• 4/3

• 5/4

9. What is the equation of the line passing

through points (1, 1) and (3, -5)?

• y = -3x + 4

• y = 3x - 4

• y = -3x - 4

• y = 3x + 4

10. An angle of a quadrilateral has measure 10⁰,

while the others have degree measure in the ratio

3:4:7. Find the measure of the largest angle?

• 85

• 95

• 175

• 185