a music store marks up the instruments it sells by 30%.If the store bought a guitar for $45, what will be its store price? Give your answer in money format for example if your answer is 14.2, you should type $14.20. No spaces. *

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok

Brittany has designed four different birdcages, each with the same volume: a square pyramid, a cylinder, a cone, and a sphere. the zoo wants to use one of brittany’s designs but plans to change the volume of the cage. find the design change that would result in the birdcage with the greatest volume. a.) increase the area of the base of the square pyramid by a factor of ten. b.) increase the height of the cylinder by a factor of ten. c.) increase the radius of the cone by a factor of ten. d.) increase the radius of a sphere by a factor of ten.