Please help, i don't want to fail this.. The measure of angle Y is 45°, and the measure of angle Z is 70°.

A triangle has angles X, Y, Z. The exterior angle to angle X is W.

What is the measure of angle W?
25°
65°
115°
120°

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24