4/25/25\nb.r.~\n1 what is an angle called when it is less than 90°?\n2 how many years are in a decade?\n3…

4/25/25\nb.r.~\n1 what is an angle called when it is less than 90°?\n2 how many years are in a decade?\n3 what season precedes spring?\n4 how do you label these points: (-4,1)(5,0)\n5 what do superficial mean?\n6 how long does it take the earth to complete one orbit around the sun?\n7 what amendment abolished slavery?\n8 how many zeros are in a million?\n9 name 3 of the 7 continents.\n10 what is the opposite of nonchalant?
Answer
Brief Explanations:
An angle less than 90° is defined as an acute angle in geometry.
Answer:
Acute angle 2.
Brief Explanations:
A decade is a period of ten years by definition.
Answer:
10 years 3.
Brief Explanations:
In the sequence of seasons, winter comes before spring.
Answer:
Winter 4.
Brief Explanations:
In a coordinate - plane, points are labeled as ordered pairs. Here, (-4, 1) and (5, 0) are ordered pairs where the first number is the x - coordinate and the second is the y - coordinate.
Answer:
Ordered pairs 5.
Brief Explanations:
"Superficial" means existing or occurring at or on the surface; not deep or profound.
Answer:
Existing or occurring at or on the surface; not deep or profound 6.
Brief Explanations:
It takes the Earth approximately 365.24 days (1 year) to complete one orbit around the Sun.
Answer:
Approximately 365.24 days (1 year) 7.
Brief Explanations:
The 13th Amendment to the United States Constitution abolished slavery.
Answer:
The 13th Amendment 8.
Brief Explanations:
One million is written as 1,000,000, which has six zeros.
Answer:
6 zeros 9.
Brief Explanations:
The seven continents are Africa, Antarctica, Asia, Australia/Oceania, Europe, North America, and South America. Three of them can be any three from this list, e.g., Africa, Asia, Europe.
Answer:
Africa, Asia, Europe (answers may vary) 10.
Brief Explanations:
The opposite of "nonchalant" which means casual and relaxed is "anxious" or "nervous" which imply worry or unease.
Answer:
Anxious or Nervous