8 D
12
In figure 2.21, ZDFE = 90°.
FG I ED, If GD = 8, FG = 12,
find (1) EG (2) FD and (3) EF
Fig. 2.21
Find the diagonal of a rectangle whose length is 35 cm and breadth is 12 cm.
E
F
8.
Р
9*. In the figure 2.22, M is the
midpoint of QR. PRQ = 90°.
Prove that, PQ² = 4PM - 3PR2
R
Q
M
Fig. 2.22
10*. Walls of two buildings on either side of a street are parellel to each other.
A ladder 5.8 m long is placed on the street such that its top just reaches the
window of a building at the height of 4 m. On turning the ladder over to the other
side of the street, its top touches the window of the other building at a height 4.2 m.
Find the width of the street.
MEG 39
Answers
Answered by
0
Answer:
Similar questions