F is an acute triangle. ABC A B G is an isosceles triangle. ABC DEF ABC C D H is an obtuse triangle. GHI JKL ABC J is an isosceles, right triangle. ABC 6.8A Justify your answers. – 1. 3. 2. 4. TEKS 6.8(B) - Model area formulas for parallelograms, trapezoids, and triangles by decomposing and rearranging parts of these shapes. 1 Which shape CANNOT be cut diagonally to form 3 Which describes the dimensions of the rectangle two congruent triangles? that can be formed from reshaping the parallelogram? F G A 5 cm by 4 cm B 5 cm by 5 cm C 6 cm by 5 cm D 6 cm by 4 cm 4 By copying and rotating the triangle shown, a H parallelogram results. Using what you know about the area of a parallelogram, what is the area of the original triangle? J
A ABC B DEF C GHI D JKL F ABC is an acute triangle. G ABC is an isosceles triangle. H ABC is an obtuse triangle. J ABC is an isosceles, right triangle. 6.8A – Justify your answers. 1. 3. 2. 4. TEKS 6.8(B) - Model area formulas for parallelograms, trapezoids, and triangles by decomposing and rearranging parts of these shapes. 1 Which shape CANNOT be cut diagonally to form two congruent triangles? F G H J 3 Which describes the dimensions of the rectangle that can be formed from reshaping the parallelogram? A 5 cm by 4 cm B 5 cm by 5 cm C 6 cm by 5 cm D 6 cm by 4 cm 4 By copying and rotating the triangle shown, a parallelogram results. Using what you know about the area of a parallelogram, what is the area of the original triangle?