Answer:
(3x+20) = 70
Step-by-step explanation:
All vertical or corresponding angles are congruent, aka they equal eachother.
Answer:
4230.14
Step-by-step explanation:
2040/1700=1.2
2448x1.2=2937.6
2937.6x1.2=3525.12
3525.12x1.2=4230.144
round to the nearest hundredth
4230.14
brainliest please
CD is called the middle base and is equal to :(AB + EF)/2
CD = <span>(AB + EF)/2
4x = [(x</span>²+10) + (8-x)]/2
8x = x²+10+8-x
8x= x²-x+18
x²-9x+18 = 0
x' = [-b+√(b²-4.a.c)]/2a & x" = [-b-√(b<span>²-4.a.c)]/2a
x'= 6 and x" = 3, So we have2 values of x</span>
