Answer:
y = 4
Step-by-step explanation:
Using the altitude- on- hypotenuse theorem
( leg of large Δ )² = ( part of hypotenuse below it ) × ( whole hypotenuse )
y² = 6 × (6 + 2) = 6 × 8 = 48 ( take the square root of both sides )
y = 
= 
= 
× = 4
Answer:
To make mistakes and learn more.
Step-by-step explanation:
Because, the only way to learn math is to make mistakes, its okay to make mistakes!
Answer:
D
Step-by-step explanation:
The external angle of a triangle is equal to the sum of the 2 opposite interior angles.
∠ BCD is an exterior angle of the triangle, thus
∠ BCD = 50° + 60 = 110° → D
Answer:
The triangle with base 8 cm and height 10 cm.
Step-by-step explanation:
A
r
e
a
△
=
1
2
⋅
b
a
s
e
⋅
h
e
i
g
h
t
△
1
a
r
e
a
=
1
2
⋅
8
⋅
10
=
40
△
2
a
r
e
a
=
1
2
⋅
5
⋅
13
=
32.5
40
>
32.5
∴
Area of first triangle is larger.
