7*14 for the area of the rectangle, then 14 for the base of the triangle and 7 is the height so 14*7 divided by two is 49 plus 98 is 147
Answer:
59
Step-by-step explanation:
![180=31+90+x\\\\180=121+x\\x=180-121\\x=59](https://tex.z-dn.net/?f=180%3D31%2B90%2Bx%5C%5C%5C%5C180%3D121%2Bx%5C%5Cx%3D180-121%5C%5Cx%3D59)
using sum of angles in a triangle
Answer:
53,775J
Step-by-step explanation:
KE = ½ mv2
KE = ?
m = 478kg
v = 15m/s
KE = ½ (478kg) (15 m/s)2
KE = ½ (478kg)(225)
KE = 53,775J
mark me brainlest plz
4(n+1)=8 => 4n+4=8 => 4n=4 => n=1
Answer:
no
Step-by-step explanation:
on the first equation there are two Xs