Algebra
Geometry
math Symbols
10

Calculate:  
-25 : 5 + (-5) * 2 =

-15

10

A triangle has two angles measuring 30° and 40°. Find the measure of the third angle.

110°

10

 Ø

Empty set

20

What is the remainder when
7 ⋅ 13 ⋅ 443 + 8  
is divided by 7?

1

20

What is the perimeter of a triangle if the triangle formed by its Middle line has a perimeter of 12 cm?

24 cm.

20

The set of natural numbers

30

What digit does  122437 end with?

2

30

The perimeter of a parallelogram is 8 cm. Find the lengths of its sides if one side is 2 cm longer than the other.

1 cm. 3 cm.

30

belongs to symbol

40

Calculate  
   4-3 ⋅ 84

26 = 64

40

რომბს აქვს უფრო მოკლე დიაგონალი 20 სმ და მახვილი კუთხე 60°. იპოვეთ რომბის პერიმეტრი.

80 სმ.

40

It is parallel.

50

Given that
 a ⋅ b > 0    b ⋅ c < 0
  and compare with    
a ⋅ c___    0

 <

50

The angles of a parallelogram are in the ratio 1 : 5. Find the measures of its angles.

30°, 150°

50

 ⊥

It is legal.