What is an area of a rhombus with a side of 14in and a side of 8.6

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

What is the rotational symmetry of a wheel

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?