Q: What is the ratio of the surface area of a cube with an edge of 10 to the surface area of a rectangular solid with dimensions 2, 4, and 6?

Front

75 : 11

Back

Acute angle

Front

π₯° < 90°

Back

What are 'similar' triangles?

Front

Triangles with same angle measures but different side lengths.

Back

Right angle

Front

π₯° = 90°

Back

Q:√3 is approximately ___

Front

√3 ≈ 1.7

Back

Q: In a triangle where the two legs are 4 and 3, what is the value of a line directly intersecting the middle coming from the meeting point of the two legs?

Front

2.4. We calculate the area (6) and then turn the triangle on its side and use x as the height to calculate again. (5x)/2=6

Back

Q: Find the surface area of a cylinder with radius 3 and height 12.

Front

SA = 90π

Back

Q: A brick with dimensions 10, 15 and 25 weighs 1.5 kg. A second brick (same density) has dimensions 12, 18, and 30. What is the weight of the second brick?

Front

2.592 kg

Back

Q: For similar triangles, the ratio of their corresponding sides is 2:3. What is the ratio of their areas?

Front

4:9. The ratio of the areas of two similar triangles equals the square of the ratio of the corresponding sides.

Back

Vertical angles

Front

Pairs of equal and opposite angles, formed by two lines intersecting.

Back

In any polygon, sum of all external angles = ___

Front

πͺ°+π°+π°+π °+π°=360°

Back

The ratio of the areas of two similar polygons is ...

Front

... the square of the ratios of the corresponding sides.

Back

sum of measure of angles in a triangle

Front

Back

What is a central angle?

Front

A central angle is an angle formed by 2 radii.

Back

What are 'congruent' triangles?

Front

Triangles with same angle measures and same side lengths.

Back

Q: A cylinder has surface area 22π. If the cylinder has a height of 10, what is its radius?

Front

π = 1

Back

Perimeter of a Square (formula)

Front

P=4s

Back

Isosceles Triangle

Front

Two sides (legs) are equal and have the same base angles.

Back

The consecutive angles in a parallelogram equal = ___

Front

πͺ° + π² = 180°

Back

Q: A cylinder has a surface area of 22π. If the cylinder has a height of 10, what is the radius?

Front

π = 1

Back

Complementary angles

Front

angles whose sum is 90° (a right angle)

Back

Q: The four angles around a point measure y, 2y, 35 and 55 respectively. What is the value of y?

Front

y=90°

Back

Q: What is the side length of an equilateral triangle with height 6?

Front

4√3. The triangle can be divided into two equal 30-60-90 triangles with side 6 as the side in which 6 = π₯√3. So π₯ =2√3

Back

π : π : π√2 is the ratio of the sides of what kind of triangle?

Front

π₯ : π₯ : π₯√2 is the ratio of a
45:45:90 isosceles right triangle.