Question

plz answer me
1. The measure of right angle is?
2. An angle less than 90° is called?
3. Angle of 180° is called?
1. An angle greater than 90° but smaller than 180° is called?
5. 1 acre- ____________m2.?

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Answer 1

$\Huge{\red{\underline{\textsf{ANSWER}}}}$

1. The measure of right angle is? 90°

2. An angle less than 90° is called? Acute Angle

3. Angle of 180° is called? Straight Angle

1. An angle greater than 90° but smaller than 180° is called? Obtuse Angle

5. 1 acre- 4046.856 m^2