In ΔABC, m
∠
A
=
(
3
x
+
1
)
∘
m∠A=(3x+1)
∘
,
m
∠
B
=
(
x
+
14
)
∘
m∠B=(x+14)
∘
, and
m
∠
C
=
(
4
x
+
5
)
∘
m∠C=(4x+5)
∘
. What is the value of
x
?
x?

If angle 2=3x +1 and angle 3=2x +4what is angle 2

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?

The trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? a) 48 cm2; 32 cm2; 80 cm 2 b) 48 cm2; 16 cm2; 64 cm 2 c) 128 cm2; 32 cm2; 160 cm 2 d) 128 cm2; 16 cm2; 144 cm 2