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tatuchka [14]
2 years ago
14

Two angles of a triangle measure 15° and 85°. What is the measure for the third angle

Mathematics
1 answer:
disa [49]2 years ago
6 0

Answer:

15+85+x =180

X=180-15-85

X=8O°

Step-by-step explanation:

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6 0
2 years ago
Susan and Steven are cousins. The sum of their ages is 33. The difference between three times Steven's age and half of Susan's a
VARVARA [1.3K]
The complete question is
Susan and Steven are cousins. The sum of their ages is 33. The difference between three times Steven's age and half of Susan's age is 36. Find <span>the age of Susan and Steven

let
x-----> </span>Susan's age
y---->  Steven's age

we know that
y+x=33-----> equation 1
3y-x/2=36----> multiply by 2----> 6y-x=72----> equation 2
adds equation 1 and equation 2

y+x=33
6y-x=72
-------------+
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the answer is
Susan's age is 18
Steven's age is 15

5 0
3 years ago
The base of a triangle is 10cm greater than the height .the area is 28cm .find height and base
Naya [18.7K]

Answer:

Height = 5.6cm

Step-by-step explanation:

Area = 1/2bh

b = 10cm, area = 28cm^2

:- 28 = 1/2 × (10)h

28 = 5h

h = 28/5

h = 5.6cm

8 0
3 years ago
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