Answer:
x = 70
Step-by-step explanation:
The chord- chord angle x is half the sum of the arcs intercepted by the angle and its vertical angle, then
x =
(80 + 60) = 0.5 × 140 = 70
Answer:
20
Step-by-step explanation:
Use the equation 
Where b2 is a, b1 is b and h is h
x > -3
x < 3
<em><u>-3 < x < 3</u></em>
question didn't mention about "x is real number, or positive, or negative etc".. so we can't say anything more
for example: x can be -2,-1,0,1,2
but if only positive, x can be = 1,2
" " negative, x can be = -1, -2
Hope this helps ^-^
I think it’s either 4 or 20
5 x 4 =20
6 x 4 =20
Answer:
12 x 12+144
Step-by-step explanation: