find the perimeter and area of a segment of a circle of radius 10cm cut off by a chord that subtends a central angle of 135°​

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.