7TH GRADE SCIENCE?!?!
(1 pt) electrical; kinetic; sound; kinetic; electrical 5.3 I promise.
math
a rectangle has a base of 25 in. and a height of 15 in. if the shape is dilated with a scale factor of .6, what is the area of the new shape?
Math
For a chemistry experiment, Heather needs 3.75 grams of salt. How many decigrams of salt does Heather need?
physics
a student is on a rotating merry-go-round at a constant rate and tosses her apple in the air. if the apple in thrown up with a velocity of 1.2 m/s and the student catches it again after rotating 5.00 revolutions, how fast is the merry-go-round spinning in radians per second?
physics
An airplane starts at rest and accelerates down the runway for 20s. At he end of the runway, it's velocity is 80 m/a north. What is its acceleration?
Geometry
Find KN and LM. In triangle LKM, angle L is bisected. Line segment LK is 11, line segment KN is x-4, line segment NM is 5.4, and line segment LM is 2x + 1.3 (there is a drawing of this triangle) Thanks.
Math
Thank You so much for your help!!!!
Math
answer is 4
Math
Do the x both equal the same number?
Math
Eight times a number equals 24 more than two times the number. What is the number?
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