A tree casts a shadow 21 m long. The angle of elevation of the sun is 55. What is the height of the tree

the diameter of a beach ball is 10 inches. how many cubic inches of air can the beach ball hold? Use 3.14 for pi. Round to the nearest tenth of a cubic inch

Step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation: