1) the normal annual precipitation (in inches) is given below for 21 different u. s. citie
32.4
27.9
26.6
30.5
36.2
18.9
34.6
59.3
14.3
63.9
25.8
31.4
22.1
47.2
24.2
31.8
45.6
12.4
16.6
8.6
35.4
a) 63.9
b) 8.6, 59.3, 63.9
q 25.8
dv 59.3,63.9
e) none
explanation

1. a^4+8a^3+24a^2+32a+16

2.y^8+8y^7+28y^6+56y^5+70y^4+56y^3+28y^2+8y+1

3.x^6-3x^4y^2+3x^2y^4-y^6

m∠abd = m∠dbc

step-by-step explanation:

given : ab bisects ∠dbc

as we know that bisection means ab divides   ∠dbc   in two equal angles named as   ∠dba and   ∠abc

so, m∠abd = m∠dbc  

because ab bisects ∠dbc.

hence , the first statement m∠abd = m∠dbc is true.

4163 is for ll thw skates