Otázka 1
1.
Sort each triangle according to its side lengths.
Sort each triangle according to its side lengths.
Use mental math to find the value of each expression mentally.
A) 12 + 12 + 75 =
B) 12
C) (2 × 12
D) 7 x 12
Click on all right triangles.
Match each vocabulary word with its most accurate definition.
| Přetahovatelná položka | arrow_right_alt | Odpovídající položka |
|---|---|---|
rectangle | arrow_right_alt | A quadrilateral with 4 equal sides and 4 right angles. |
quadrilateral | arrow_right_alt | A quadrilateral with 2 pairs of parallel sides and 4 right angles. |
square | arrow_right_alt | A quadrilateral with 4 equal sides. |
rhombus | arrow_right_alt | A flat shape with 4 straight sides and 4 corners. |
Click the attributes that apply to each of quadrilaterals below.
Has at least 1 pair of parallel sides | ||
Opposite sides are equal length. | ||
Includes perpendicular sides | ||
Has 2 pairs of parallel sides | ||
has sides of different lengths | ||
has at least one obtuse angle | ||
can be classified as a rhombus | ||
can be classified as a parallelogram | ||
can be classified as a quadrilateral |
