Angles
This type of angle measures less than 90°.
What is an acute angle?
What is ½ + ½?
What is 1?
Fill in the blank to make a proportion: 2/4 = _ /8.
What is 4?
Pi is approximately equal to this number.
What is 3.14?
Write 1,000 in scientific notation.
What is 1 × 10³?
An angle that measures exactly 90°.
What is a right angle?
What is ¾ written as a decimal?
What is 0.75?
Solve the proportion: 3/5 = x/10.
What is 6?
What shape uses π to calculate its area?
What is a circle?
Write 0.01 in scientific notation.
What is 1 × 10⁻²?
What is the sum of the angles in a triangle?
What is 180 degrees?
Simplify the fraction 12/20.
What is 3/5?
If a recipe uses 2 cups of flour for 3 cookies, how much flour is needed for 12 cookies?
What is 8 cups?
Formula for the area of a circle.
What is π × r²?
Convert 3.2 × 10⁴ to standard form.
What is 32,000?
An angle that measures more than 90° but less than 180°.
What is an obtuse angle?
Multiply: 2/3 × 3/4.
What is 1/2?
A map scale shows 1 cm = 50 km. How many kilometers are 4.5 cm on the map?
What is 225 km?
A circle has a radius of 3 cm. What is its area? (Use π = 3.142)
What is 28.278 cm²?
Multiply: (2 × 10³) × (3 × 10²).
What is 6 × 10⁵?
If two angles are supplementary and one is 65°, what is the other?
What is 115°?
Divide: 5/6 ÷ 2/3.
What is 1¼ or 5/4?
A 12-ounce bottle of juice costs $3.60. What is the cost per ounce?
What is $0.30 per ounce?
A wheel has a diameter of 10 inches. What is its circumference? (Use π = 3.142)
What is 31.42 inches?
Divide: (6 × 10⁶) ÷ (2 × 10²).
What is 3 × 10⁴?