Find the area of a parallelogram with a base of 7 metres and a height of 8 metres. Show full working out

Which of the following points is collinear with (-2,1) and (0,3)

Is there an x intercept in the equation 60*1.15^x

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.