Revision Geometry Prep2 Second Term

(1) Choose the correct answer :

1) A square of perimeter 20 cm then its area = ……………… cm²

• 20

• 50

• 25

• 100

A rhombus whose diagonals lengths are 6cm , 10cm has area = ……………… cm²

• 10

• 60   

• 30

• 15  

The length of the projection of a given line segment ……………… than the length of the original line segment .

•              <               

• ≤  

• ≥  

• >

In Δ ABC : if (AB)² > (BC)² +( AC)² then ∠ B is …………….. angle .

• obtuse

• acute

• right

• straight

If Δ XYZ ~ Δ ABC ,m( ∠Y)=60° , m(∠C)=40°,then m(∠X)=………..

• 120°

• 80°  

• 40° 

• 100°   

In a triangle, if the square of the length of a side is equal to the sum of the squares of the lengths of the other two sides , then the angle opposite to this side is ………… angle

The median of a triangle divides its surface into two triangles are………………..

The two similar polygons their corresponding angles are ……………….

The area of a trapezium whose the length of middle base  =12cm, the length of its height = 5cm. is ………… cm²