Brainly User
Asked:
December 2022
plz, will anyone help meh with this answer. The 1 who answers it first will get a brainliest ty!
who was the first president of America
Brainly User
Asked:
December 2022
__A parallelogram has vertices at (-2, -1), (4, -1), (0, 2) and (6, 2). The smaller congruent sides of this parallelogram each have a length of 3.6 units. Calculate both the area and perimeter of the parallelogram. Explain or show how you got your answers.
AB and CD, two spherical mirrors, form parts of a hollow spherical ball with its centre at O as shown in the diagram. If arc AB = 1/2 arc CD, what is the ratio of their focal lengths