Answer:
1. 30°
2.
3. 20cm
4. 5cm
Step-by-step explanation:
for the first one:
we have the triangle RVT and we know that
so = 180
so
for the second one
we know by specials right triangles that the sides are
divide by x and get
for the third one
again by 30-60-90 triangle we know that
for the fourth one
here we can use excersie 3 and the ratio of XY:YC = 1:1
that means they are equal so
XY=YC
XY = 5
I believe the answer is 3 4/5.... I could be wrong...
Hope this helps!:P
1.0 gallon = 16 cups
0.5 gallon = 8 cups
1 week = 7 days
( 0.5 × 7 ) = 3.5gallon
(0.5 × 7) × 16
This is the expression used to show