At 6 am the temperature outside was -7 degrees. by 2 pm it had warmed up to 18 by how many degress did the temperature change

25 degrees -7 + 25 = 18

college

answer: the angel abc is 30°,and the abc is a triangle where the angel bac is 90°

so ac is the half of 24=12ft,and from the pythagorean theorem we find ba

ba=√bc^2-ac^2=√576-144=√432=12√3ft

so bac is 12+12√3=12(1+√3)ft