21 + 15 = 36
36 x 3 = 108
Their father donated $108 to charity
Answer:
20
25
50
15
40
10
45
30
35
5
50
40
15
10
45
20
25
35
30
5
15
25
50
40
35
45
5
20
10
30
5
15
20
40
10
50
35
30
25
45
10
50
35
30
15
5
40
20
45
25
25
15
45
5
20
10
50
35
30
40
35
50
40
15
20
45
5
25
30
10
15
25
20
10
35
5
45
50
40
30
10
35
30
50
20
5
15
40
45
25
50
20
30
45
15
40
25
10
5
35
Step-by-step explanation:
YOUR WELCOME (this too forever pls name me brainliest)
Answer:
C. 50
Step-by-step explanation:
180 - (70 + 60)
180 - 130
50, so C
<em>Hope that helps!</em>
<em>-Sabrina</em>
Answer:
decagon is 36° 20-gon is 18°
Step-by-step explanation:
divide de number of sides by 360
N/360
10/360= 36
Answer:
960cm³
Step-by-step explanation:
Find the base of the triangle (use phytagoras theorem)
c²= a²+b²
20²= 16²+b²
400=256+b²
b²=400-256
b²= 144
b=
base= 12
Volume: (1/2×b×h)×l
= (1/2×12×16)×10
=(6×16)×10
=96×10
=960cm³
