Answer:
a: 12 cm
b: I think it's 2.5 cm but someone might have to double check that
Step-by-step explanation:
$8 + $7 + $13 + 15 = $43
$x - $43 = $12
x = $55
i am a mathematics teacher. if anything to ask please pm me
Answer:
40 hours
Step-by-step explanation:
500 ÷ 12.5 = 40
That would be a right angle
Answer:
B
Step-by-step explanation:
