Question

what is $mangle utv$?
$mangle utv=square^{circ}$

Explanation:

Step1: Recall the total degrees in a circle

A full - circle has \(360^{\circ}\).

Step2: Set up the equation

Let \(m\angle UTV=x\). Then \(x + 140^{\circ}+145^{\circ}=360^{\circ}\).

Step3: Solve for \(x\)

$$
LATEXBLOCK0
$$

Answer:

\(75\)