4th Math House Challenge 6

Which type of triangle has exactly 1 angle that is exactly 90 degrees?

• An obtuse triangle

• An acute triangle

• A right trapezoid

• A right triangle

A baker made 24 cakes each day for 2 days. He used 4 cups of flour for each cake he made.

What was the total number of cups of flour the baker used on these 2 days?

Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value.

Which fraction comparison is NOT true?

• 4/5 > 2/3

• 1/2 < 3/4

• 1/5 > 1/4

• 4/8 = 1/2

• F) 4/8 + 5/8 + 9/8 + 1/8 = 19/8

• G) 9/8 + 10/8 = 19/16

• H) 20/8 + 9/8 = 3_5/8

• J) 4 + 9 + 5/8 + 1/8 = 13_6/8

Which statement best describes the figures in this group?

• Each figure only has one right angle.

• Each figure has at least one acute angle.

• Each figure only has parallel sides.

• Each figure has at least one pair of perpendicular sides.

How many inches are in 12 feet?

• 144 in

• 122 in

• 156 in

• 132 in

The list shows the numbers of visitors who arrived and the numbers of visitors who left a science museum for the first three hours after it opened one day.

In the first hour, 184 visitors arrived.

In the second hour, 233 visitors arrived and 101 visitors left.

In the third hour, 303 visitors arrived and 241 visitors left.

How many visitors were in the science museum after the third hour?

• 1,062

• 720

• 342

• 378

Lindsey purchased one pet carrier that cost $21.89 and 2 bags of cat food that cost $16.49 each. What was the total cost of these items?

• $54.87

• $38.38

• $43.67

• $32.98

A right triangle has:

• three right angles

• a right angle and two acute angles

• a right angle and two obtuse angles

• two right angles and an acute angle

A student found a bag full of only $5 dollar bills. The bag contained $4,285. Which equation can be used to find the number of $5 bills in the envelope?

• 4,285 x 5 = 21,425

• 4,285 + 5 = 4,290

• 4,285 - 5 = 4,280