Answer:
B. angle STR
Step-by-step explanation:
I basically just tried to align the 2nd triangle to look like the first one. hope that helps lol
Answer:
D) 
Explanation provided above.
Answer:
7 and 5
Step-by-step explanation:
7+5=12 and 7-5=2
<span>7^2•3^2+(1+2)^0•3-4^2•1
= 49</span>•9 + 1•3 - 16<span>•1
= 441 + 3 - 16
= 428</span>