Missing Sides and Angles of Quadrilaterals

• 145 because all angles sum to 360 0 in a quadrilateral

• 115 because consecutive angles are sum to 180 0 in a quadrilateral

• 105 because opposite angles are congruent in a quadrilateral

• 135 because consecutive angles are sum to 180 0 in a quadrilateral

• 45 because all sides are congruent in a rectangle.

• 45 because all angles are congruent in a rectangle.

• 90 because all angles are congruent in a rectangle.

• 90 because all sides are congruent in a rectangle.

Tags

CCSS.7.G.B.5

• 15 IN. because opposite sides are congruent in a rhombus.

• 15 IN. because all sides are congruent in a rhombus.

• 30 IN. because diagonals bisect each other in a rhombus.

• 30 IN. because diagonals are perpendicular in a rhombus.

Tags

CCSS.8.G.B.7

• 75 because opposite angles sum to 180 in a parallelogram.

• 75 because opposite angles are congruent in a parallelogram.

• 105 because opposite angles are congruent in a parallelogram.

• 105 because opposite angles sum to 180 0 in a parallelogram.

• 85 because opposite angles are congruent in a rhombus.

• 85 because all angles are congruent in a rhombus.

• 95 because consecutive sum to 180 in a rhombus.

• 95 because the diagonals are congruent in a rhombus.

• 10 ft. because opposite angles are congruent in an isosceles trapezoid.

• 10 ft. because the diagonals bisect each other in an isosceles trapezoid.

• 10 ft. because all sides of an isosceles trapezoid are congruent.

• 10 ft. because the legs of an isosceles trapezoid are congruent

Tags

CCSS.8.G.B.7

• 123 because opposite angles are congruent in trapezoids.

• 57 because consecutive angles sum to 180 in parallel lines.

• 123 because consecutive angles sum to 180 in parallel lines.

• 57 because opposite angles are congruent in trapezoids.

Tags

CCSS.HSG.CO.C.11

CCSS.HSG.CO.C.9

• 10 cm because opposite sides are congruent in rectangles.

• 10 cm because all sides are congruent in rectangles.

• 24 cm because opposite sides are congruent in rectangles.

• 24 cm because all sides are congruent in rectangles.

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

• 45 because base angles sum to 180 in isosceles trapezoids.

• 135 because all angles are congruent in isosceles trapezoids.

• 45 because opposite angles are congruent in isosceles trapezoids.

• 135 because base angles are congruent in isosceles trapezoids.

• 6 because all sides are congruent in a square.

• 9 because all sides are congruent in a square.

• 18 because opposite sides are congruent in a square.

• 81 because opposite sides are congruent in a square.

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4