Determine an equation that describes the function based on the particle set of values in the table below

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

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.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.