Write a related addition equation for the subtraction equation. 12 – 7 = 5
A related addition equation is

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume